John C. Clayton
7Patents
7h-index
6Co-inventors
52Inventor score
Filing activity: Jul 29, 1983 → Dec 17, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5221966A | Video signal production from cinefilm originated material | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4562181A | Amorphous form of cefuroxime ester | Human Necessities | 16 | Expired |
| US5335194A | Sample rate converter | Electricity | 15 | Expired |
| US4820833A | Preparation of a highly pure, substantially amorphous form of cefuroxime axetil | Human Necessities | 14 | Expired |
| US4994567A | Process for preparation of cefuroxime ester | Human Necessities | 12 | Expired |
| US4766484A | NTSC/PAL switchable video color decoder using a digital comb filter and method | Electricity | 9 | Expired |
| US5013833A | Process for preparing cefuroxime axetil | Human Necessities | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.