Inventor · Hiroshima, JP

Junichi Doi

16Patents
5h-index
35Co-inventors
62Inventor score

Filing activity: Sep 24, 1991 → Aug 27, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5625256A High-pressure discharge lamp having a ceramic discharge vessel, sintered body suitable therefor, and method for producing the sintered body Chemistry; Metallurgy 56 Expired
US5397284A Shift control method and system for automatic transmission Mechanical Engineering; Lighting; Heating 14 Expired
US6633336B2 Electronic apparatus and pointing device for imaging Electricity 13 Expired
US5159856A Automatic transmission line pressure control system Mechanical Engineering; Lighting; Heating 10 Expired
US5435211A Control system for torque converter Emerging Cross-Sectional Technologies 5 Expired
US7749128B2 Automatic transmission for automotive vehicles Mechanical Engineering; Lighting; Heating 4 Active
US7891476B2 Automatic transmission Mechanical Engineering; Lighting; Heating 3 Active
US5984835A Hydraulic control system for automatic transmission Mechanical Engineering; Lighting; Heating 3 Expired
US5691766A Video camera with vented light Mechanical Engineering; Lighting; Heating 2 Expired
US8210975B2 Automatic transmission Emerging Cross-Sectional Technologies 2 Active
US7553253B2 Automatic transmission Mechanical Engineering; Lighting; Heating 2 Active
US8303457B2 Automatic transmission Mechanical Engineering; Lighting; Heating 2 Active
US7704182B2 Automatic transmission Mechanical Engineering; Lighting; Heating 1 Active
US7485068B2 Automatic transmission General 0 Revoked
US7228950B2 Fluid transmission apparatus with lockup clutch Mechanical Engineering; Lighting; Heating 0 Expired
US5786959A Recording and/or reproducing apparatus with rotary drum unit Physics 0 Expired

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