Inventor · Chelmsford, MA, US

David Fenwick

52Patents
15h-index
46Co-inventors
84Inventor score

Filing activity: Jul 22, 1985 → Nov 10, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5566325A Method and apparatus for adaptive memory access Physics 152 Expired
US5475690A Delay compensated signal propagation Physics 113 Expired
US5148536A Pipeline having an integral cache which processes cache misses and loads data in parallel Physics 106 Expired
US5175613A Package for EMI, ESD, thermal, and mechanical shock protection of circuit chips Electricity 91 Expired
US4704703A Dynamic input processing system Emerging Cross-Sectional Technologies 61 Expired
US5430888A Pipeline utilizing an integral cache for transferring data to and from a register Physics 56 Expired
US7118285B2 Optical connections and methods of forming optical connections Physics 40 Expired
US5761731A Method and apparatus for performing atomic transactions in a shared memory multi processor system Physics 38 Expired
US5161245A Pattern recognition system having inter-pattern spacing correction Physics 29 Expired
US5179674A Method and apparatus for predicting valid performance of virtual-address to physical-address translations Physics 26 Expired
US6122714A Order supporting mechanisms for use in a switch-based multi-processor system Physics 25 Expired
US5848258A Memory bank addressing scheme Physics 21 Expired
US5625805A Clock architecture for synchronous system bus which regulates and adjusts clock skew Physics 20 Expired
US6076129A Distributed data bus sequencing for a system bus with separate address and data bus protocols Physics 18 Expired
US5666551A Distributed data bus sequencing for a system bus with separate address and data bus protocols Physics 17 Expired
US5758106A Arbitration unit which requests control of the system bus prior to determining whether such control is required Physics 15 Expired
US6360285B1 Apparatus for determining memory bank availability in a computer system Physics 12 Expired
US7809278B2 Apparatus and method of providing separate control and data channels between arrays of light emitters and detectors for optical communication and alignment Electricity 11 Active
US7251388B2 Apparatus for providing optical communication between integrated circuits of different PC boards and an integrated circuit assembly for use therein Electricity 10 Expired
US7269321B2 System and method of configuring fiber optic communication channels between arrays of emitters and detectors Physics 9 Expired
US10186400B2 Multi-layer plasma resistant coating by atomic layer deposition Electricity 8 Active
US7653108B2 Apparatus and method of establishing optical communication channels between a steerable array of laser emitters and an array of optical detectors Electricity 7 Active
US10573497B2 Multi-layer plasma resistant coating by atomic layer deposition Electricity 7 Active
US5737546A System bus with separate address and data bus protocols Physics 7 Expired
US7623783B2 System and method of self-configuring optical communication channels between arrays of emitters and detectors Electricity 6 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.