Tibbs; Robert C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tibbs; Robert C..The latest application filed is for "air-steam-vapor expansion engine".
- Tibbs; Robert C. - Cleveland MS
| Patent | Date |
|---|---|
| Air-steam-vapor expansion engine Grant 3,956,894 - Tibbs May 18, 1 | 1976-05-18 |
| Sequential trigger release for injection device Grant 3,941,130 - Tibbs March 2, 1 | 1976-03-02 |
| Airfoil construction Grant 3,915,412 - Tibbs October 28, 1 | 1975-10-28 |
| Painless Injection Device With Powered Plunger Grant 3,702,608 - Tibbs November 14, 1 | 1972-11-14 |
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