Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286534 | Process for plasma deposition of a carbon rich coating | Gunter A. Kohler, Daniel P. Stubbs | 1994-02-15 |
| 5232791 | Magnetic recording medium having a carbon rich coating | Gunter A. Kohler, Daniel P. Stubbs | 1993-08-03 |