Alan D. White
11Patents
10h-index
13Co-inventors
65Inventor score
Filing activity: Mar 7, 1975 → Jan 5, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4326805A | Method and apparatus for aligning mask and wafer members | Physics | 89 | Expired |
| US4037969A | Zone plate alignment marks | Electricity | 76 | Expired |
| US5353322A | Lens system for X-ray projection lithography camera | Physics | 74 | Expired |
| US5220590A | X-ray projection lithography camera | Physics | 59 | Expired |
| US5428906A | Sludge treatment system | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5279637A | Sludge treatment system | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4171870A | Compact image projection apparatus | Physics | 32 | Expired |
| US4398824A | Wafer tilt compensation in zone plate alignment system | Physics | 28 | Expired |
| US4302079A | Photolithographic projection apparatus using light in the far ultraviolet | Physics | 18 | Expired |
| US3990798A | Method and apparatus for aligning mask and wafer | Physics | 16 | Expired |
| US4631727A | Cold cathode gas tubes | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.