Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878544 | Retinal cell lines with extended life-span and their applications | John Greenwood, Peter Adamson, Weng Tao | 2005-04-12 |
| 6726234 | Hitch rotor control system and apparatus | — | 2004-04-27 |
| 6183735 | Immortalized retinal pigmentary epithelial cell lines and their applications | John Greenwood, Peter Adamson | 2001-02-06 |
| 6090624 | Immortalized retinal cell lines and their applications | John Greenwood, Peter Adamson | 2000-07-18 |
| 5613446 | Railway hopper car gate valve and operating assembly | Michael W. DiLuigi, Kevin D. Bramlett | 1997-03-25 |
| 4370093 | Spike orienter | — | 1983-01-25 |
| 4363274 | Center line follower | — | 1982-12-14 |
| 4274334 | Machine for changing rails | — | 1981-06-23 |
| 4241663 | Tie plate handling means for rail changing machine | Hung-Chieh Ho | 1980-12-30 |