Inventor · Tochigi, JP

Junichi Yamaguchi

43Patents
12h-index
55Co-inventors
84Inventor score

Filing activity: Mar 20, 1984 → Mar 22, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6285778A Vehicle surroundings monitor with obstacle avoidance lighting Physics 294 Expired
USD535409S1 Front combination lamp General 120 Expired
US5021828A Copying apparatus having a consumable part Physics 76 Expired
USD710286S1 Wheel for automobile General 60 Active
US4706205A Image processing apparatus with reduced handling and storage Physics 25 Expired
USD535764S1 Front combination lamp General 22 Expired
US7089908B2 Control device and control method for direct injection engine Emerging Cross-Sectional Technologies 20 Expired
USD719692S1 Front combination lamp for an automobile General 16 Active
US6745743B2 Control apparatus for a direct injection engine Emerging Cross-Sectional Technologies 14 Expired
US6032634A Air induction system for internal-combustion engine Emerging Cross-Sectional Technologies 13 Expired
US7669693B2 Exhaust muffling device Mechanical Engineering; Lighting; Heating 12 Expired
USD806284S1 Rear combination lamp for an automobile General 12 Active
US7383912B2 Exhaust pipe structure Emerging Cross-Sectional Technologies 10 Expired
US6917175B2 Robot and joint device for the same Performing Operations; Transporting 10 Expired
US5704326A Air induction system for internal-combustion engine Emerging Cross-Sectional Technologies 9 Expired
US5960759A Suction device for internal combustion engine Emerging Cross-Sectional Technologies 8 Expired
USD391899S Automobile General 8 Expired
US5638784A Suction device for internal combustion engine Emerging Cross-Sectional Technologies 8 Expired
US5645029A Intake system for internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US5564384A Intake system for internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US4482595A Primary backing of foamed polypropylene tapes and tufted carpets produced from the same Emerging Cross-Sectional Technologies 6 Expired
US7377261B2 Spark ignition engine and method of controlling combustion of the engine Emerging Cross-Sectional Technologies 6 Expired
US6948474B2 Cylinder direct injection type internal combustion engine Emerging Cross-Sectional Technologies 5 Expired
US5671713A Control device and apparatus for generating swirls in internal combustion engine Emerging Cross-Sectional Technologies 4 Expired
US10920871B2 Lubricating fluid supply structure of power transmission device Mechanical Engineering; Lighting; Heating 4 Active

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