Inventor · Kariya, JP

Tatsuo Ozaki

26Patents
9h-index
39Co-inventors
75Inventor score

Filing activity: Dec 30, 1986 → Apr 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6789613B1 Double heat exchanger for vehicle air conditioner Mechanical Engineering; Lighting; Heating 32 Expired
US7044203B2 Structure connecting heat exchanger to shroud improving workability in assembling or disassembling them Mechanical Engineering; Lighting; Heating 26 Expired
US6213196A Double heat exchanger for vehicle air conditioner Mechanical Engineering; Lighting; Heating 19 Expired
US6705387B2 Mounting structure for heat exchanger and duplex heat exchanger Mechanical Engineering; Lighting; Heating 19 Expired
US6561264B2 Compound heat exhanger having cooling fins introducing different heat exhanging performances within heat exchanging core portion Mechanical Engineering; Lighting; Heating 14 Expired
US6988544B2 Heat exchanger and method of manufacturing core plate Emerging Cross-Sectional Technologies 14 Expired
US6904958B2 Heat exchanger Mechanical Engineering; Lighting; Heating 12 Expired
US6357519B1 Compound heat exchanger having two cores Mechanical Engineering; Lighting; Heating 11 Expired
US7036561B2 Heat exchanger module Mechanical Engineering; Lighting; Heating 11 Expired
US6883600B2 Heat exchanger with dual heat-exchanging portions Emerging Cross-Sectional Technologies 9 Expired
US7231965B2 Heat exchanger and heat transferring member with symmetrical angle portions Mechanical Engineering; Lighting; Heating 9 Expired
US6325141A Tube Emerging Cross-Sectional Technologies 8 Expired
US7237605B2 Heat exchanger Mechanical Engineering; Lighting; Heating 8 Expired
US7131488B2 Heat exchanger module Mechanical Engineering; Lighting; Heating 7 Expired
US6662861B2 Heat exchanger Mechanical Engineering; Lighting; Heating 7 Expired
US6918432B2 Heat exchanger Emerging Cross-Sectional Technologies 5 Expired
US7255158B2 Heat exchanger Mechanical Engineering; Lighting; Heating 4 Expired
US4746176A Towel dispenser Human Necessities 4 Expired
US6267174A Double heat exchanger having condenser and radiator Mechanical Engineering; Lighting; Heating 4 Expired
US8142907B2 Aluminum alloy brazing sheet having high-strength and production method therefor Emerging Cross-Sectional Technologies 2 Active
US6601644B2 Corrosion preventing layer forming method Emerging Cross-Sectional Technologies 2 Expired
US8925625B2 Heat exchanger Mechanical Engineering; Lighting; Heating 1 Active
US8561682B2 Tube and heat exchanger using the same, and method of manufacturing tube Emerging Cross-Sectional Technologies 1 Active
US11162743B2 Heat exchanger tank Mechanical Engineering; Lighting; Heating 0 Active
US7771839B2 Aluminum alloy brazing sheet Emerging Cross-Sectional Technologies 0 Active

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