Charles B. Obosu
8Patents
6h-index
11Co-inventors
60Inventor score
Filing activity: Dec 27, 1985 → Apr 21, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4691768A | Lanced fin condenser for central air conditioner | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5660230A | Heat exchanger fin with efficient material utilization | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US5509469A | Interrupted fin for heat exchanger | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5752567A | Heat exchanger fin structure | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6125925A | Heat exchanger fin with efficient material utilization | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US7757753B2 | Multichannel heat exchanger with dissimilar multichannel tubes | Emerging Cross-Sectional Technologies | 13 | Active |
| USD700689S1 | Heat exchanger fin assembly | General | 5 | Active |
| US7481619B2 | Extended venturi fan ring | Mechanical Engineering; Lighting; Heating | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.