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Akio Nakajima
Akio Nakajima, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20100216367 | TOY ASSEMBLY UNIT AND TRANSFORMABLE TOY - An assembly unit for a toy capable of preventing a pair of side walls thereof surrounding a recessed part for engagement from cracking. A plurality of part units are connected to each other through a projected part ( | 08-26-2010 |
Akio Nakajima, Shizuoka JP
| Patent application number | Description | Published |
|---|---|---|
| 20090050827 | LUBRICANT DETERIORATION DETECTING DEVICE AND DETECTING DEVICE INCORPORATED BEARING ASSEMBLY - To provide a lubricant deterioration detecting device having a high degree of freedom in arranging within the bearing assembly or the like and capable of stably detecting the status of deterioration of the lubricant without being affected by the thickness of the lubricant and a change in temperature and also to provide a detector incorporated bearing assembly equipped with such lubricant deterioration detecting device, the lubricant deterioration detecting device includes a light source, a plurality of light detecting components for detecting rays of light emitted from the light source and subsequently transmitted through a lubricant, and a determining unit. The plural light detecting components have respective light detecting faces sequentially displaced in position. The determining unit compares respective signal strengths of outputs from the plural light detecting components to detect the status of deterioration of the lubricant. | 02-26-2009 |
| 20100157304 | LUBRICANT DETERIORATION DETECTING DEVICE AND DETECTING DEVICE INCORPORATED BEARING ASSEMBLY - A lubricant deterioration detecting device has a light emitting unit and a light receiving unit so arranged as to define a gap therebetween for accommodating a lubricant forming an object to be detected, and a determining circuit for determining a light transmittance of the lubricant in reference to an output from the light receiving unit to thereby detect a status of deterioration of the lubricant. | 06-24-2010 |
Akio Nakajima, Yokohama JP
| Patent application number | Description | Published |
|---|---|---|
| 20080201392 | Storage system having plural flash memory drives and method for controlling data storage - Provided is a storage system having a storage device including memory drives formed of the non-volatile memory, a group is constituted by the memory drives whose number is larger than the number of memory drives necessary to provide the memory capacity, the divided storage areas are managed in each of segments that includes at least one of the divided storage areas, the data storage area or the temporary storage area is allocated to the divided storage areas, upon receiving a data write request, the data storage area in which the write data is written and the segment are specified, the updated data is written in the temporary storage area included in the specified segment, the temporary storage area in which the data is written is set as a new data storage area, and data stored in the data storage area is erased and set as a new temporary storage area. | 08-21-2008 |
| 20080244139 | DISK ARRAY SUBSYSTEM AND CONTROL METHOD THEREOF - This disk array subsystem includes a data input/output unit for inputting and outputting data in and from the network, a connecting unit for connecting the data input/output unit and a plurality of storage apparatuses, and a control unit for controlling the input and output of data in and from the network. The control unit includes a logical link setting unit for zoning at least one or more physical links among a plurality of physical links for inputting and outputting data between the data input/output unit and the connecting unit, or between the connecting unit and the connecting unit into at least one or more logical links, and setting a plurality of logical links to one physical link; and a link unit for simultaneously multiplexing the data to a plurality of the logical links set with the logical link setting unit, and linking the data to the physical link. | 10-02-2008 |
| 20090265584 | STORAGE CONTROL UNIT WITH CONTROL SIGNAL PATH BETWEEN COUPLED CONTROLLERS - Provided is a storage control unit capable of, even when a failure occurs in access from a control unit to storage devices and the access from the control unit to the storage devices is switched to access via an alternate path, continuing I/O access to the storage devices without interrupting I/O requests from a host. | 10-22-2009 |
| 20100058322 | Storage device and method of instructing to update firmware - Provided is a storage device which can increase the speed of transmission/reception of data and reliability thereof. The storage device including: a plurality of expanders connected to a disk device which stores data transmitted from a host device; and a controller unit for controlling the expander, wherein the controller unit includes a determination unit for determining whether or not, when download data is received from a predetermined terminal in order to update firmware of the expander, it is necessary to initialize a corresponding expander after downloading the download data by the expander, a transmission unit for transmitting initialization determining information determined by the determination unit to the terminal, and a update instruction unit for transmitting the download data to the corresponding expander and instructing the corresponding expander to update the firmware at a timing for updating the firmware, which is determined by the terminal based on the initialization determining information transmitted from the transmission unit. | 03-04-2010 |
| 20100115143 | STORAGE CONTROL SYSTEM, CONTROL METHOD FOR STORAGE CONTROL SYSTEM, PORT SELECTOR, AND CONTROLLER - An object of the present invention is to provide a means for detecting a logical command error, and a storage system and its control method that can properly perform error handling, and detection and blockage of a malfunctioning section. A storage control system includes controller units | 05-06-2010 |
| 20110138097 | COMPUTER SYSTEM FOR CONTROLLING ALLOCATION OF PHYSICAL LINKS AND METHOD THEREOF - The computer system of the present invention has a plurality of SAS target devices, an SAS initiator device, and a service delivery subsystem that is connected to each SAS target device by means of a physical link that is physical wiring and connected to the SAS initiator device by means of a wide link constituted by a plurality of physical links. The SAS initiator device controls how many physical links in the wide link are allocated to a particular SAS target device, whereby access from the SAS initiator device to the SAS target device is made via a physical link that is allocated to the SAS target device and is not made via a physical link that is not allocated to the SAS target device. | 06-09-2011 |
Akio Nakajima, Toyokawa-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090319407 | IMAGE FORMATION APPARATUS, METHOD FOR PROHIBITING THE EXECUTION OF A TARGET JOB, AND A RECORDING MEDIUM THAT STORES A PROGRAM FOR PROHIBITING THE EXECUTION OF A TARGET JOB - An image formation apparatus for performing a billing process, by generating billing information of a job after executing the job and transmitting the billing information to a billing apparatus when a connection to the billing apparatus is normal, the image formation apparatus comprising: a storage for storing therein billing information; a judgment part operable to judge whether the connection to the billing apparatus is normal (step S | 12-24-2009 |
| 20090319443 | IMAGE FORMING APPARATUS, BILLING AMOUNT DETERMINATION METHOD AND BILLING SYSTEM - An image forming apparatus that executes a job and determines a billing amount for the job depending on a parameter value given to a parameter that relates to the execution of the job, the image forming apparatus comprising: a storage that stores therein a first table and a second table, the first table defining billing amounts for a plurality of non-overlapping value ranges in one-to-one correspondence, the second table defining billing amounts for a plurality of specific values in one-to-one correspondence; and a determiner operable to refer to the second table before referring to the first table and judge whether the parameter value is identical to any one of the plurality of specific values in the second table (step S402), and if identical (Yes in step S402), determine the billing amount for the job according to the second table (step S403). | 12-24-2009 |
Akio Nakajima, Iwata-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20080297095 | Drive control circuit for polyphase motor capable of reducing variation among armature currents of respective phases, and spindle apparatus using the same - Even when there is some degree of variation in the characteristics among components constituting a polyphase motor and a driving circuit therefor, current control signals of respective phases being input to the drive circuit have their amplitude finely adjusted by an amplitude control circuit, so that amplitude is uniform among armature currents of respective phases that are ultimately output from the drive circuit. The amplitude adjusting circuit is configured by gain variable amplifiers, for example. Thus, rotation fluctuation and vibration of the polyphase motor can be reduced. | 12-04-2008 |
Akio Nakajima, Kawasaki JP
| Patent application number | Description | Published |
|---|---|---|
| 20110320706 | STORAGE APPARATUS AND METHOD FOR CONTROLLING THE SAME - A storage apparatus capable of improving the reliability of a large-scale storage system, and a method for controlling such a storage apparatus are suggested. A storage apparatus including a storage device for storing data, and a multiplexer for multiplexing a port for the storage device, the multiplexer being connected to one or more host controllers, and a method for controlling such a storage apparatus, wherein the multiplexer judges whether a command sent from the host controller to the storage device is proper or not; and if the command is improper, the multiplexer discards the command without transferring it to the storage device, and sends an error response to the host controller. | 12-29-2011 |