Zellweger; Conrad
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zellweger; Conrad.The latest application filed is for "cigarette lighter".
- Zellweger; Conrad - Chene-Bougeries CH
- Zellweger; Conrad - 1224 Chene-Bougeries CH
- Zellweger; Conrad - Chene-Bougeries-Geneva CH
| Patent | Date |
|---|---|
| Cigarette lighter Grant 5,096,414 - Zellweger March 17, 1 | 1992-03-17 |
| Spring-action hinge for spectacle frame Grant 5,018,242 - Guy , et al. May 28, 1 | 1991-05-28 |
| Spectacle frame with resilient hinges Grant 4,832,479 - Beyer , et al. May 23, 1 | 1989-05-23 |
| Valve for filling a gas container Grant 4,658,871 - Gendey , et al. April 21, 1 | 1987-04-21 |
| Heating device Grant 4,506,654 - Zellweger , et al. March 26, 1 | 1985-03-26 |
| Device for controlling the mixture and flow of at least two fluids Grant 4,467,834 - Rochat , et al. August 28, 1 | 1984-08-28 |
| Hinge for spectacles Grant 4,244,081 - Beyer , et al. January 13, 1 | 1981-01-13 |
| Cigarette lighter Grant 4,102,633 - Zellweger , et al. July 25, 1 | 1978-07-25 |
| Arrangement For Hinging A Sidepiece To The Lens Bow Of A Spectacles Frame Grant 3,572,914 - Piola , et al. March 30, 1 | 1971-03-30 |
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