Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34311 | Semiconductor slice cassette transport unit | Alton D. Lewis, Thomas C. Bimer | 1993-07-13 |
| 5217053 | Vented vacuum semiconductor wafer cassette | Leonard W. Foster | 1993-06-08 |
| 5137063 | Vented vacuum semiconductor wafer cassette | Leonard W. Foster | 1992-08-11 |
| 4857430 | Process and system for determining photoresist development endpoint by effluent analysis | Samuel J. Wood, Jr. | 1989-08-15 |
| 4857750 | Sensor for determining photoresist developer strength | Samuel J. Wood, Jr. | 1989-08-15 |
| 4851311 | Process for determining photoresist develop time by optical transmission | Samuel J. Wood, Jr. | 1989-07-25 |
| 4777804 | Method and apparatus for easing surface particle removal by size increase | Robert A. Bowling, Wayne G. Fisher | 1988-10-18 |
| 4636128 | Semiconductor slice cassette transport unit | Thomas C. Bimer, Alton D. Lewis | 1987-01-13 |
| 4609103 | Semiconductor slice cassette carrier | Thomas C. Bimer, Malvern L. Creps | 1986-09-02 |