Charles J. Clark
6Patents
4h-index
1Co-inventors
47Inventor score
Filing activity: Feb 28, 1977 → Feb 6, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5764087A | Direct digital to analog microwave frequency signal simulator | Physics | 114 | Expired |
| US4589341A | Method for explosive blast control using expanded foam | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US4541947A | Method for crowd and riot control | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6378314B1 | Cryogenic system having unique storage frames for storing bio-organic specimens | Physics | 10 | Expired |
| USD252574S | Wear point for agricultural fertilizer shank | General | 1 | Expired |
| USD252506S | Wear point for agricultural fertilizer shank | General | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.