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Trewhella

Jeannine Trewhella, Peekskill, NY US

Patent application numberDescriptionPublished
20090295498APPARATUS AND METHOD OF VIA-STUB RESONANCE EXTINCTION - An apparatus includes a multi-layer printed circuit board having a first through-hole via for a signal connection and a second through hole via for power/ground connections. The printed circuit includes a transmission line connected to at least one through-hole via. A resistor is connected between the first and second through-hole vias to eliminate a resonance notch and achieve a flat frequency response for insertion loss.12-03-2009

Patent applications by Jeannine Trewhella, Peekskill, NY US

Jeannine M. Trewhella, Peekskill, NY US

Patent application numberDescriptionPublished
20080205817INTERCONNECTING (MAPPING) A TWO-DIMENSIONAL OPTOELECTRONIC (OE) DEVICE ARRAY TO A ONE-DIMENSIONAL WAVEGUIDE ARRAY - For integrated circuits including circuit packaging and circuit communication technologies provision is made for a method of interconnecting or mapping a two-dimensional optoelectronic (OE) device array to a one-dimensional waveguide array. Also provided is an arrangement for the interconnecting or mapping of a two-dimensional optoelectronic (OE) device array to a one-dimensional waveguide array.08-28-2008
20090298292PROCESSING FOR OVERCOMING EXTREME TOPOGRAPHY - A process for overcoming extreme topographies by first planarizing a cavity in a semiconductor substrate in order to create a planar surface for subsequent lithography processing. As a result of the planarizing process for extreme topographies, subsequent lithography processing is enabled including the deposition of features in close proximity to extreme topographic surfaces (e.g., deep cavities or channels) and, including the deposition of features within a cavity. In a first embodiment, the process for planarizing a cavity in a semiconductor substrate includes the application of dry film resists having high chemical resistance. In a second embodiment, the process for planarizing a cavity includes the filling of cavity using materials such as polymers, spin on glasses, and metallurgy.12-03-2009
20110130005PROCESSING FOR OVERCOMING EXTREME TOPOGRAPHY - A process for overcoming extreme topographies by first planarizing a cavity in a semiconductor substrate in order to create a planar surface for subsequent lithography processing. As a result of the planarizing process for extreme topographies, subsequent lithography processing is enabled including the deposition of features in close proximity to extreme topographic surfaces (e.g., deep cavities or channels) and, including the deposition of features within a cavity. In a first embodiment, the process for planarizing a cavity in a semiconductor substrate includes the application of dry film resists having high chemical resistance. In a second embodiment, the process for planarizing a cavity includes the filling of cavity using materials such as polymers, spin on glasses, and metallurgy.06-02-2011

Patent applications by Jeannine M. Trewhella, Peekskill, NY US

Ross John Trewhella, Houston, TX US

Patent application numberDescriptionPublished
20080202761Method of functioning and / or monitoring temporarily installed equipment through a Tubing Hanger. - The invention covers the method of supplying services to a device such as a Subsea Intervention Tree and Retainer Valve using conduits routed through a tubing Hanger. The method of this invention provides control of equipment sitting within the BOP stack and/or marine riser using control systems located external to the Marine riser. This removes the need for a costly umbilical/conduit to be run alongside the casing or tubing string within the marine riser, thereby reducing cost and risk of damage during deployment of the string. Running time will be significantly reduced saving valuable rig time. Also, in deeper waters complex Electro/Hydraulic or MUX control systems traditionally run within the Marine riser and/or the BOP stack as a part of the Landing string can be replaced by a local control system located outside the Marine riser on or around the Production Tree.08-28-2008