Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884857 | Scanner for use in multiple spot laser electrophotographic printer | Ravinder Prakash | 1989-12-05 |
| 4804981 | Aspheric lens for polygon mirror tilt error correction and scan bow correction in an electrophotographic printer | Ravinder Prakash | 1989-02-14 |