Hassel; Michael J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hassel; Michael J..The latest application filed is for "device to amplify and clarify voice".
- Hassel; Michael J. - Longmont CO
- Hassel; Michael J. - Milpitas CA
| Patent | Date |
|---|---|
| Device To Amplify And Clarify Voice App 20210375302 - Hassel; Michael J. | 2021-12-02 |
| Modular unitary disk file subsystem with differing density zones Grant 4,858,034 - Hassel , et al. August 15, 1 | 1989-08-15 |
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