Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10457190 | Expanding hard side trailer | — | 2019-10-29 |
| 5685723 | Swimmer's training apparatus | Eli M. Ladin | 1997-11-11 |
| D383730 | Personal digital electronic device | James R. Jones | 1997-09-16 |
| 5428348 | Fluid level monitor | — | 1995-06-27 |
| D347008 | Sound conditioner | David A. Theisen | 1994-05-17 |
| D344298 | Riding toy | — | 1994-02-15 |
| D344299 | Riding toy | — | 1994-02-15 |
| D338244 | Riding toy | — | 1993-08-10 |
| D335129 | Synthesized telephone call announcer | David A. Theisen | 1993-04-27 |
| D320023 | Electronic sound generator | — | 1991-09-17 |
| D311065 | Sound conditioner for masking intruding noises | David A. Theisen | 1990-10-02 |
| 4866982 | On-board tire pressure sensing system | — | 1989-09-19 |
| D299131 | Combined telephone handset and stand | James T. Asaki | 1988-12-27 |
| D299132 | Combined telephone handset and stand | James T. Asaki | 1988-12-27 |
| D298127 | Combined telephone handset and stand | James T. Asaki | 1988-10-18 |
| D296783 | Combined telephone handset and stand | James T. Asaki | 1988-07-19 |
| D288808 | Desk telephone set | James T. Asaki | 1987-03-17 |
| D288809 | Desk telephone set | James T. Asaki | 1987-03-17 |
| D286297 | Office copier processing cartridge | Robert A. Clowe | 1986-10-21 |
| 4463305 | Alternator load shedder for engine starting improvement | Richard Wineland | 1984-07-31 |
| 4362519 | Boat hulls | — | 1982-12-07 |
| 4242672 | Patient monitoring system and switch | — | 1980-12-30 |
| 4225551 | Boat hulls | — | 1980-09-30 |