David E. Speed
4Patents
4h-index
15Co-inventors
40Inventor score
Filing activity: Feb 9, 1998 → Jun 17, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6280527A | Aqueous quaternary ammonium hydroxide as a screening mask cleaner | Electricity | 10 | Expired |
| US5916374A | Optimized in-line mask cleaning system | Electricity | 8 | Expired |
| US6032683A | System for cleaning residual paste from a mask | Electricity | 7 | Expired |
| US6351871B1 | Aqueous quaternary ammonium hydroxide as a screening mask cleaner | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.