Koch; Wilhelm
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koch; Wilhelm.The latest application filed is for "filter faucet".
- Koch; Wilhelm - Bongard DE
- Koch; Wilhelm - Munich DE
- Koch; Wilhelm - Duisburg DT
- Koch; Wilhelm - Ludwigshafen-Maudach DT
| Patent | Date |
|---|---|
| Filter faucet Grant 6,641,727 - Aldred , et al. November 4, 2 | 2003-11-04 |
| Filter faucet App 20030010721 - Aldred, Jeff ; et al. | 2003-01-16 |
| Sanitary water valve Grant 5,937,892 - Meisner , et al. August 17, 1 | 1999-08-17 |
| Method for determining telephone dial pulse parameters independently of subscriber line length Grant 4,839,920 - Held-Elbert , et al. June 13, 1 | 1989-06-13 |
| Self-closing valve for sanitary installations Grant 4,784,368 - Koch , et al. November 15, 1 | 1988-11-15 |
| Shock absorber assembly with operationally controlled hydraulic-mechanical damping system Grant 4,312,499 - Wossner , et al. January 26, 1 | 1982-01-26 |
| Device For Supporting And Cooling Continuously Cast Strands Of Metal Grant 3,651,857 - Koch March 28, 1 | 1972-03-28 |
| Preparing Process Cheese Grant 3,615,586 - Rohlfs , et al. October 26, 1 | 1971-10-26 |
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