Leivenzon; Simon
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leivenzon; Simon.The latest application filed is for "disengageable rolling door drive".
- Leivenzon; Simon - Highett AU
- Leivenzon; Simon - Caulfield South Victoria AU
- Leivenzon; Simon - Caulfield AU
| Patent | Date |
|---|---|
| Disengageable rolling door drive Grant 6,305,457 - Leivenzon , et al. October 23, 2 | 2001-10-23 |
| Rolling door drive and mounting assembly Grant 6,116,324 - Leivenzon , et al. September 12, 2 | 2000-09-12 |
| Drive for a door operator Grant 4,976,168 - Lotznicker , et al. December 11, 1 | 1990-12-11 |
| Door operator Grant 4,706,727 - Leivenzon , et al. November 17, 1 | 1987-11-17 |
| Indicating means for a door operator device Grant 4,533,905 - Leivenzon , et al. August 6, 1 | 1985-08-06 |
| Mullion section member Grant 4,449,562 - Leivenzon , et al. May 22, 1 | 1984-05-22 |
| Mechanism for stopping the drive or reversing the drive of motors of roller shutter doors Grant 4,342,354 - Leivenzon , et al. August 3, 1 | 1982-08-03 |
| Door handle lock and latch mechanism for corrugated roller doors Grant 4,182,144 - Leivenzon , et al. January 8, 1 | 1980-01-08 |
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