Inventor · Hirakata, JP

Wataru Masuda

15Patents
6h-index
40Co-inventors
66Inventor score

Filing activity: Jun 27, 1991 → Sep 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5841747A Optical disk device and method for setting recording power and erasing power Physics 24 Expired
US5249172A Write laser power setting responsive to a series of written test signals having two frequency components Physics 20 Expired
US5563855A Optical recording and reproducing apparatus having discrete optical pickup heads Electricity 14 Expired
US6031803A Optical disk device and method for setting recording power and erasing power Physics 12 Expired
US5371605A Method and apparatus for recording and reproducing a time-varying image using optical disk Electricity 8 Expired
US5563859A Method for simultaneous recording and playback from both sides of a recording medium Electricity 8 Expired
US5633847A Apparatus for recording on and playback from both sides of a disk shaped recording medium Electricity 4 Expired
US5166807A Apparatus for recording and reproducing code data for use in video disc recorder Physics 3 Expired
US12103115B2 Brazing material, brazing member, heat exchanger, and producing method of brazing member Performing Operations; Transporting 1 Active
US10874306B2 Soft gripper and blood pressure measuring cuff comprising the same Performing Operations; Transporting 0 Active
US7664375B2 Information signal edition apparatus, information signal edition method, and information edition program Physics 0 Expired
US11542900B2 Battery temperature adjusting device for vehicle, vehicle, and method of adjusting battery temperature for vehicle Emerging Cross-Sectional Technologies 0 Active
US11616385B2 Vehicle battery system Emerging Cross-Sectional Technologies 0 Active
US12119506B2 Lithium-ion battery device for vehicle Emerging Cross-Sectional Technologies 0 Active
US12347866B2 Lithium ion secondary battery and production method thereof Emerging Cross-Sectional Technologies 0 Active

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