Bowers; John Lawrence
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bowers; John Lawrence.The latest application filed is for "uni-directional fluid valve".
- Bowers; John Lawrence - Wroclaw PL
- Bowers; John Lawrence - High Wycombe GB
- Bowers; John Lawrence - Douglas GB2
| Patent | Date |
|---|---|
| Uni-directional fluid valve Grant RE43,289 - Bowers April 3, 2 | 2012-04-03 |
| Uni-directional fluid valve Grant RE37,974 - Bowers February 4, 2 | 2003-02-04 |
| Uni-directional fluid valve Grant 5,687,767 - Bowers November 18, 1 | 1997-11-18 |
| Filter mask with eye shield Grant 5,682,879 - Bowers November 4, 1 | 1997-11-04 |
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