Tatsuo Ozaki
26Patents
9h-index
39Co-inventors
75Inventor score
Filing activity: Dec 30, 1986 → Apr 25, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| 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.