Kotaro Oka
14Patents
2h-index
13Co-inventors
51Inventor score
Filing activity: Dec 18, 1991 → Mar 5, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5362325A | Apparatus for growing crystals in an environment in which opportunity for accessing is limited | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5214288A | Method and apparatus for two-dimensional measurement of concentration of biological macromolecule solution | Physics | 7 | Expired |
| US10611225B2 | Weather strip for automobile | Performing Operations; Transporting | 2 | Active |
| US11846472B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US12215939B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12259188B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12247787B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12247793B2 | Heat exchanger | Emerging Cross-Sectional Technologies | 0 | Active |
| US7109043B2 | Fluorescent probe for magnesium ion determination | Emerging Cross-Sectional Technologies | 0 | Expired |
| US12092402B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10751925B2 | Weather strip and method for manufacturing same | Performing Operations; Transporting | 0 | Active |
| US12298081B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12007179B2 | Heat exchanger and air conditioner including heat exchanger | Emerging Cross-Sectional Technologies | 0 | Active |
| US11828544B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.