Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5820728 | Tape Dispenser | Robert D. White | 1998-10-13 |
| 5714035 | Correction tape dispenser | — | 1998-02-03 |
| 5420860 | Volume control for digital communication system | Herbert C. Hendrickson | 1995-05-30 |
| 5393368 | Correction tape dispenser | — | 1995-02-28 |
| 5276678 | Distributed switching and telephone conferencing system | Herbert C. Hendrickson, Verne E. Munson, Peter M. Onaka | 1994-01-04 |
| 4278502 | Chemical recovery apparatus | John Boyet Stevens | 1981-07-14 |