Charles E. Ring
5Patents
5h-index
18Co-inventors
60Inventor score
Filing activity: Apr 5, 1976 → Nov 1, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6468439B1 | Etching of metallic composite articles | Electricity | 149 | Expired |
| US6365057B1 | Circuit manufacturing using etched tri-metal media | Electricity | 115 | Expired |
| US4146696A | Industrial production of cast plastic lenses | Performing Operations; Transporting | 35 | Expired |
| US4124437A | System for etching patterns of small openings on a continuous strip of metal | Electricity | 30 | Expired |
| US4586778A | Compliant pin | Electricity | 24 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.