Brezina; David C
Patent Applications and Registrations
Patent applications and USPTO patent grants for Brezina; David C.The latest application filed is for "toerail grommet".
- Brezina; David C - Chicago IL
- - unknown
- Brezina; David C. - Chicago IL
| Patent | Date |
|---|---|
| Toerail grommet Grant 11,066,129 - Brezina July 20, 2 | 2021-07-20 |
| Toerail Grommet App 20210001957 - Brezina; David C | 2021-01-07 |
| Display system Grant 10772243 - | 2020-09-08 |
| Horn cleat deflector Grant 10,501,154 - Brezina Dec | 2019-12-10 |
| Horn Cleat Deflector App 20190217925 - Brezina; David C | 2019-07-18 |
| Display system Grant 10244669 - | 2019-03-26 |
| Railway freight car shoe design Grant 5,000,633 - Kowalik , et al. March 19, 1 | 1991-03-19 |
| Composite vehicle frames and method of manufacturing composite vehicle frames Grant 4,493,749 - Brezina January 15, 1 | 1985-01-15 |
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