Robert Carl Witham
9Patents
5h-index
10Co-inventors
56Inventor score
Filing activity: Oct 23, 1991 → Jul 7, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6454538B1 | Motor protector in pocket on non-orbiting scroll and routing of wires thereto | Mechanical Engineering; Lighting; Heating | 67 | Expired |
| US5174438A | Conveyor belt parts and assembly | Performing Operations; Transporting | 33 | Expired |
| US6422843B1 | Oil supply cross-hole in orbiting scroll member | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6761545B1 | Scroll compressor with flow restriction and back pressure chamber tap | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6428293B1 | Heat shield with seal between end cap and non-orbiting scroll | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6749412B2 | Check valve retainer for a scroll compressor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6491500B1 | Scroll compressor with motor protector in non-orbiting scroll and flow enhancement | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6592344B2 | Press-on insulator dish | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6896499B2 | Scroll compressor with flow restriction and back pressure chamber tap | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.