Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335194 | Sample rate converter | Trevor N. Scofield | 1994-08-02 |
| 5221966 | Video signal production from cinefilm originated material | David Christopher Kneller | 1993-06-22 |
| 5013833 | Process for preparing cefuroxime axetil | Harold A. Crisp, Leonard G. Elliott, Edward M. Wilson | 1991-05-07 |
| 4994567 | Process for preparation of cefuroxime ester | Harold A. Crisp, Edward M. Wilson | 1991-02-19 |
| 4820833 | Preparation of a highly pure, substantially amorphous form of cefuroxime axetil | Harold A. Crisp, Leonard G. Elliott, Edward M. Wilson | 1989-04-11 |
| 4766484 | NTSC/PAL switchable video color decoder using a digital comb filter and method | Trevor J. Barnes | 1988-08-23 |
| 4562181 | Amorphous form of cefuroxime ester | Harold A. Crisp | 1985-12-31 |