Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7099437 | Double crystal analyzer linkage | — | 2006-08-29 |
| D331575 | Computer keyboard decal | — | 1992-12-08 |
| D331229 | Computer keyboard decal | — | 1992-11-24 |
| D327906 | Mailing machine base | Ward J. Payn, Richard J. Henrickson | 1992-07-14 |
| 5109193 | Inductive digital encoder array | — | 1992-04-28 |
| 5048624 | Adjustable load arrestor for weighing apparatus | — | 1991-09-17 |
| 4952784 | Unit drive assembly | — | 1990-08-28 |
| 4823633 | Gear lock | — | 1989-04-25 |
| 4658123 | Postage meter shaft assembly | Ward J. Payn | 1987-04-14 |
| 4650973 | Postage meter cover assembly | — | 1987-03-17 |