Chikara Saeki
10Patents
8h-index
10Co-inventors
65Inventor score
Filing activity: Jun 30, 1988 → Dec 26, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6336501B1 | Tube having grooved inner surface and its production method | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6056048A | Falling film type heat exchanger tube | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6176302A | Boiling heat transfer tube | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5960870A | Heat transfer tube for absorber | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6098420A | Absorption chiller and heat exchanger tube used the same | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5915467A | Heat transfer tube with grooves in inner surface of tube | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6655451B2 | Heat transfer tube for falling film type evaporator | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4876869A | Inner grooving process for a metallic tube | Performing Operations; Transporting | 10 | Expired |
| US6834523B2 | Method for producing seamless tube with grooved inner surface | Performing Operations; Transporting | 2 | Expired |
| US5724844A | Inner grooved tube forming apparatus | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.