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Ootoshi

Akiko Ootoshi, Kawasaki JP

Patent application numberDescriptionPublished
20100229034CLOCK SUPPLY METHOD AND INFORMATION PROCESSING APPARATUS - A clock supply method for supplying a clock to a plurality of processing units includes supplying a clock from a first clock supply unit to processing units forming a first group as a primary clock and to processing units forming a second group as a standby clock; supplying a clock from a second clock supply unit including a clock source different from that of the first clock supply unit to the processing units forming the second group as a primary clock and to the processing units forming the first group as a standby clock; and when a processing unit in the first or second group detects an abnormality of the primary clock, switching the standby clock into use in place of the primary clock being supplied to the processing units that has detected the abnormality belongs; wherein the first and second clock supply units supply clocks with the same frequency.09-09-2010

Tsukuru Ootoshi, Tokyo JP

Patent application numberDescriptionPublished
20080279246Semiconductor laser apparatus and method for mounting semiconductor laser apparatus - According to an aspect of the present invention, there is provided a semiconductor laser apparatus including: a laser device including: a semiconductor substrate, first and second resonators formed on the semiconductor substrate, and first and second electrodes that are respectively connected with the first and the second resonators and extend away from each other; and a submount including: third and fourth electrodes respectively adhered with the first and the second electrodes; wherein each of the first and the second electrodes includes: an energizing portion covering the corresponding resonator, an adhering portion being disposed separately from the energizing portion and having a height larger than that of the energizing portion, and a stress-absorbing portion formed in the adhering portion.11-13-2008

Yoshiharu Ootoshi, Chiba JP

Patent application numberDescriptionPublished
20100331460PIGMENT COMPOSITION FOR PRINTING INK, METHOD FOR PRODUCING THE SAME AND METHOD FOR PRODUCING PRINTING INK - The present invention provides a method for producing a pigment composition for a printing ink, which involves the step of dry-milling crude copper phthalocyanine using calcium carbonate having a specific property; a pigment composition for a printing ink; and a method for producing a printing ink using the pigment composition. Specifically, the present invention provides a method for producing a pigment composition for a printing ink, which involves the step of dry-milling crude copper phthalocyanine and calcium carbonate having a primary particle diameter of 20 to 1500 nm in the absence of a resin for a printing ink; a pigment composition produced by the method; and a method for producing a printing ink, which includes the steps of heating a mixture of a pigment composition, a resin for a printing ink and a solvent for the printing ink, and wet-milling the heated mixture.12-30-2010