Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D301403 | Combined toothbrush and container therefor | — | 1989-06-06 |
| D300691 | Combined toothbrush and container therefor | — | 1989-04-18 |
| D300690 | Combined toothbrush and container therefor | — | 1989-04-18 |
| D298051 | Air filter housing for mounting on an internal combustion engine | Charles L. Matheson | 1988-10-11 |
| 4777572 | Flashlight with adjustable lamp housing | — | 1988-10-11 |
| 4729686 | Flexible pen with sliding sleeve | — | 1988-03-08 |
| D294067 | Ceiling lighting fixture | — | 1988-02-02 |
| D292007 | Flexible pen | — | 1987-09-22 |
| D291603 | Adjustable floor lamp | — | 1987-08-25 |
| 4679954 | Flexible pen with sliding sleeve | — | 1987-07-14 |
| 4613930 | Ceiling lighting fixture and system | — | 1986-09-23 |
| D284048 | Chair | Giancarlo Piretti | 1986-06-03 |
| D283277 | Chair | Giancarlo Piretti | 1986-04-08 |
| 4580919 | Flexible pen with sliding sleeve | — | 1986-04-08 |
| D281941 | Combined seat and back unit | Giancarlo Piretti | 1985-12-31 |
| D274771 | Chair | Giancarlo Piretti | 1984-07-24 |
| D273823 | Chair | Giancarlo Piretti | 1984-05-15 |
| 4345733 | Mounting device for a chair seat | Giancarlo Piretti | 1982-08-24 |
| 4333683 | Chair with automatically adjustable tilting back | — | 1982-06-08 |
| D259688 | Chair shell | — | 1981-06-30 |
| D254878 | Chair | — | 1980-05-06 |