Watkins; Edward K.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Watkins; Edward K..The latest application filed is for "viscoelastic surfactant based foam fluids".
- Watkins; Edward K. - Oakdale CT
- Watkins; Edward K. - Front Royal VA
| Patent | Date |
|---|---|
| Viscoelastic surfactant based foam fluids Grant 5,258,137 - Bonekamp , et al. November 2, 1 | 1993-11-02 |
| Portable standing and seating aid Grant 4,844,107 - Watkins July 4, 1 | 1989-07-04 |
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