Inventor · Hachioji, JP

Kazuaki Tamura

55Patents
8h-index
63Co-inventors
81Inventor score

Filing activity: Jul 20, 1995 → Oct 26, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7702846B2 Memory controller, nonvolatile storage device, nonvolatile storage system, and data writing method Physics 87 Active
US5850460A Bass speaker Electricity 55 Expired
US7624298B2 Memory card, data processor, memory card control method and memory card setting Physics 33 Expired
US5885371A Method of producing grain-oriented magnetic steel sheet Chemistry; Metallurgy 25 Expired
US7654466B2 Semiconductor memory card, semiconductor memory control apparatus, and semiconductor memory control method Emerging Cross-Sectional Technologies 14 Active
US8327068B2 Memory module, memory controller, nonvolatile storage, nonvolatile storage system, and memory read/write method Physics 11 Active
US7475185B2 Nonvolatile memory system, nonvolatile memory device, memory controller, access device, and method for controlling nonvolatile memory device Physics 10 Active
US5933512A Double cone-type loudspeaker Electricity 9 Expired
US7849382B2 Memory control circuit, nonvolatile storage apparatus, and memory control method Physics 7 Active
US10835103B2 Endoscope illumination apparatus and endoscope system Electricity 6 Active
US8051270B2 Memory controller, nonvolatile storage device, nonvolatile storage system, and memory control method Physics 5 Active
US5679178A Method of manufacturing grain-oriented silicon steel sheet exhibiting excellent magnetic characteristics over the entire length of coil thereof Chemistry; Metallurgy 5 Expired
US7793192B2 Semiconductor memory device Physics 4 Active
US6444051B2 Method of manufacturing a grain-oriented electromagnetic steel sheet Chemistry; Metallurgy 4 Expired
USRE36423E Method of manufacturing grain-oriented silicon steel sheet exhibiting excellent magnetic characteristics over the entire length of coil thereof General 3 Expired
US7829220B2 Hydrogen storage alloy for alkaline battery and production method thereof, as well as alkaline battery Emerging Cross-Sectional Technologies 3 Active
US6436199B1 Non-oriented magnetic steel sheet having low iron loss and high magnetic flux density and manufacturing method therefor Chemistry; Metallurgy 3 Expired
US7962824B2 Memory controller, nonvolatile memory device, nonvolatile memory system and data writing method Physics 3 Active
US8018485B2 Imaging device Electricity 2 Active
US9443321B2 Imaging device, endoscope system and imaging method using yellow-eliminated green data Physics 2 Active
US7818477B2 Storage device with buffer control unit Physics 2 Active
US8390679B2 Capsule endoscope device Electricity 2 Active
US6661903B1 Loudspeaker Electricity 2 Expired
US8051268B2 Memory controller, nonvolatile storage device, nonvolatile storage system, and nonvolatile memory address management method Physics 2 Active
US7633817B2 Semiconductor memory device, controller, and read/write control method thereof Physics 1 Active

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