Inventor · Tokyo, JP

Makoto Tajima

17Patents
10h-index
23Co-inventors
72Inventor score

Filing activity: Jul 23, 1991 → Jun 13, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5647430A Electronic component cooling unit Electricity 53 Expired
US5729995A Electronic component cooling unit Electricity 50 Expired
US5632158A Electronic component cooling unit Electricity 45 Expired
US5165468A Oil cooler for automatic transmission Emerging Cross-Sectional Technologies 30 Expired
US5099912A Housingless oil cooler Emerging Cross-Sectional Technologies 27 Expired
US5511612A Oil cooler having water pipe reinforcement Emerging Cross-Sectional Technologies 23 Expired
US5656245A Catalytic converter for cleaning exhaust gas Emerging Cross-Sectional Technologies 20 Expired
US5924481A Cooling device for electronic component Electricity 19 Expired
US5464056A Housingless type oil cooler and method for producing the same Emerging Cross-Sectional Technologies 15 Expired
US6095239A Integral-type heat exchanger Mechanical Engineering; Lighting; Heating 15 Expired
US7108049B2 Integral-type heat exchanger Mechanical Engineering; Lighting; Heating 9 Expired
US5513702A Housingless type oil cooler and method for producing the same Emerging Cross-Sectional Technologies 7 Expired
US7392837B2 Integral-type heat exchanger Mechanical Engineering; Lighting; Heating 6 Active
US6364005B1 Integral-type heat exchanger Mechanical Engineering; Lighting; Heating 6 Expired
US6837304B2 Integral-type heat exchanger Mechanical Engineering; Lighting; Heating 6 Expired
US10533624B2 Cylinder device Mechanical Engineering; Lighting; Heating 5 Active
US5590709A Housingless type oil cooler and method for producing the same Emerging Cross-Sectional Technologies 3 Expired

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