Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429678 | Cutting stylus for mechanically cutting masters for keel-lapping | Gunter John, James H. Rainey | 1984-02-07 |
| 4320567 | Optical inspection method for determining machinability | Cheryl A. Deckert, Edward J. Holub | 1982-03-23 |
| 4296144 | Ion implanted stylus | Edward W. Maby, Hirohisa Kawamoto | 1981-10-20 |