Graf; Hans-Juergen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Graf; Hans-Juergen.The latest application filed is for "ultra high purity reagent container with large breakseal".
- Graf; Hans-Juergen - Oceanside CA
| Patent | Date |
|---|---|
| Ultra high purity reagent container with large breakseal Grant 5,041,267 - Randtke , et al. * August 20, 1 | 1991-08-20 |
| Chemical refill system Grant 4,979,643 - Lipisko , et al. December 25, 1 | 1990-12-25 |
| Method and apparatus for packaging, shipping and using poisonous liquids Grant 4,886,178 - Graf December 12, 1 | 1989-12-12 |
| Chemical refill system Grant 4,859,375 - Lipisko , et al. August 22, 1 | 1989-08-22 |
| Vacuum vapor transport control Grant 4,842,827 - Graf , et al. June 27, 1 | 1989-06-27 |
| Large breakseal actuator with built-in valve Grant 4,696,411 - Graf , et al. September 29, 1 | 1987-09-29 |
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