Inventor · Kyoto, JP

Hiroji Kohsaka

16Patents
8h-index
20Co-inventors
72Inventor score

Filing activity: Feb 18, 1981 → Jun 29, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6522078B1 Remotely controlled power supply switching system Emerging Cross-Sectional Technologies 78 Expired
US5279146A Method and apparatus for real time measurement of particulate matter in combustion gases Emerging Cross-Sectional Technologies 30 Expired
US4555931A Apparatus for measuring or controlling the separation ratio of gas Physics 16 Expired
US5396792A Apparatus and method of controlling a robot to automatically simulate driving of a motorcar Physics 15 Expired
US4596156A Sample gas extracting apparatus Emerging Cross-Sectional Technologies 13 Expired
US4393304A Gas analyzer of the fluid modulation type Physics 12 Expired
US5604319A Sampling device for gas analyzers Physics 10 Expired
US8452502B2 Driving recorder Physics 8 Active
US5355719A Drain separator in gas analyzer Physics 7 Expired
US6058789A Sampling device for gas analyzers Physics 4 Expired
US4814143A Exhaust-gas analyzing device Emerging Cross-Sectional Technologies 4 Expired
US7071470B2 Multi-component analyzing apparatus Physics 3 Expired
US6851269B2 Apparatus and method for calculating refill amount of refrigerant Mechanical Engineering; Lighting; Heating 2 Expired
US4726216A Sensitivity-calibration circuit for an HC analyzer Physics 2 Expired
US8285442B2 Driving recorder Physics 1 Active
US8280577B2 Driving recorder Physics 0 Active

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