William W. Keyser
2Patents
2h-index
1Co-inventors
24Inventor score
Filing activity: Jul 19, 1995 → May 13, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5687498A | Display apparatus for changeable sign | Physics | 9 | Expired |
| US5933990A | Rotatable sign | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.