Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6341690 | Golf club bag and club apparatus | — | 2002-01-29 |
| 5937141 | Smoke generator method and apparatus | — | 1999-08-10 |
| 5870524 | Smoke generator method and apparatus | — | 1999-02-09 |
| 5029578 | Oxygen breathing apparatus simulator | — | 1991-07-09 |
| 4966139 | Oxygen breathing bag simulator | — | 1990-10-30 |
| 4944293 | Timed oxygen breathing apparatus trainer | Paul D. Grimmer | 1990-07-31 |
| 4934927 | Perforated flame deflector | — | 1990-06-19 |
| 4818843 | Smoke generator | — | 1989-04-04 |
| 4764660 | Electric smoke generator | — | 1988-08-16 |
| H186 | Recoil simulator for weapons | Albert H. Marshall, Paul D. Grimmer, Edward J. Purvis, Randy R. Fields | 1987-01-06 |
| 4568820 | Smoke generator | — | 1986-02-04 |
| 4547656 | Portable smoke generator | Paul D. Grimmer | 1985-10-15 |
| 4539986 | Simulated oxygen breathing apparatus | Paul D. Grimmer, Rocco M. Sciascia | 1985-09-10 |
| 4471774 | Oxygen breathing apparatus simulator using supplemental oxygen | — | 1984-09-18 |
| 4439341 | Smoke generator for use with water and smoke generant | — | 1984-03-27 |
| 4349723 | Electrically heated non-toxic smoke generator | — | 1982-09-14 |
| 4326119 | Portable battery operated electric smoke generator | — | 1982-04-20 |
| 4321043 | Recoil force and weight loss simulation device | Paul D. Grimmer | 1982-03-23 |
| 4303397 | Smoke generating apparatus | — | 1981-12-01 |
| 4303396 | Fire fighting training device and method | — | 1981-12-01 |
| 4299579 | Deep fat fryer fire fighting simulator and method | Bruce V. Lane | 1981-11-10 |
| 4279292 | Charge coupled device temperature gradient and moisture regulator | — | 1981-07-21 |
| 4265238 | Simulated oxygen breathing apparatus | Wiley V. Dykes, Paul D. Grimmer, Bruce V. Lane | 1981-05-05 |
| 4253515 | Integrated circuit temperature gradient and moisture regulator | — | 1981-03-03 |