Appel; D. Keith
Patent Applications and Registrations
Patent applications and USPTO patent grants for Appel; D. Keith.The latest application filed is for "material moving apparatus, systems and methods".
- Appel; D. Keith - Atlanta GA
- Appel; D. Keith - Chapin SC
- Appel; D. Keith - Aiken SC
| Patent | Date |
|---|---|
| Material Moving Apparatus, Systems And Methods App 20210371213 - Appel; D. Keith ; et al. | 2021-12-02 |
| Compliant Perimeter End Effectors App 20210370525 - Appel; D. Keith ; et al. | 2021-12-02 |
| Seam finishing systems and methods Grant 11,008,686 - Appel , et al. May 18, 2 | 2021-05-18 |
| Compliant perimeter end effectors Grant 10,987,814 - Appel , et al. April 27, 2 | 2021-04-27 |
| Material moving apparatus, systems and methods Grant 10,906,755 - Appel , et al. February 2, 2 | 2021-02-02 |
| Contour-following apparatus for cleaning surfaces Grant 6,189,473 - Appel , et al. February 20, 2 | 2001-02-20 |
| Apparatus for moving a pipe inspection probe through piping Grant 5,433,236 - Zollinger , et al. July 18, 1 | 1995-07-18 |
| Apparatus for inspecting piping Grant 5,398,560 - Zollingger , et al. March 21, 1 | 1995-03-21 |
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