Inventor · Toyota, JP

Takuya Hirota

28Patents
7h-index
20Co-inventors
69Inventor score

Filing activity: Sep 15, 1998 → Feb 23, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7203113B2 Semiconductor storage device Physics 69 Expired
US7301830B2 Semiconductor memory device and semiconductor device and semiconductor memory device control method Physics 41 Expired
US6944081B2 Semiconductor storage and its refreshing method Physics 19 Expired
US7054223B2 Semiconductor memory device Physics 18 Expired
US7184322B2 Semiconductor memory device and control method thereof Physics 11 Expired
US7489576B2 Semiconductor storage device Physics 8 Active
US6603692B2 Semiconductor memory device improving data read-out access Physics 8 Expired
US7466609B2 Semiconductor memory device and semiconductor memory device control method Physics 6 Active
US6331959A Semiconductor memory device and control method thereof Physics 6 Expired
US6201308A Semiconductor chip having a low-noise ground line Electricity 5 Expired
US7663945B2 Semiconductor memory with a delay circuit Physics 5 Active
US7684270B2 Equalizer circuit and method of controlling the same Physics 3 Active
US11851110B2 Vehicle Performing Operations; Transporting 2 Active
US6376920B1 Semiconductor chip having a low-noise ground line Electricity 2 Expired
US7006401B2 Semiconductor storage device and refresh control method thereof Physics 2 Expired
US6262613A Pulse duration changer for stably generating output pulse signal from high-frequency input pulse signal and method used therein Electricity 2 Expired
US6101122A Data latch circuit Electricity 2 Expired
US8045409B2 Semiconductor memory device Physics 1 Active
US7692988B2 Semiconductor device and method of controlling the same Physics 1 Active
US11579580B2 Control system, control method, and non-transitory computer readable medium Physics 0 Active
US11321052B2 Development support device, development support method, and non-transitory computer readable medium Emerging Cross-Sectional Technologies 0 Active
US10983772B2 Method, apparatus and program for generating application program Physics 0 Active
US11485417B2 Vehicle body lower structure Performing Operations; Transporting 0 Active
USD1081987S1 Guide wire General 0 Active
US11752851B2 Vehicle battery with adhesive connections Emerging Cross-Sectional Technologies 0 Active

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