Grissom; Michael D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grissom; Michael D..The latest application filed is for "lightweight, hinged self-closing container covers and elastomer springs for use with such covers".
- Grissom; Michael D. - State College PA
- Grissom; Michael D. - Morrisville NC
- Grissom; Michael D - Morrisville NC
| Patent | Date |
|---|---|
| Propeller sound field modification systems and methods Grant 9,816,529 - Grissom , et al. November 14, 2 | 2017-11-14 |
| Propeller sound field modification systems and methods Grant 9,394,045 - Koopmann , et al. July 19, 2 | 2016-07-19 |
| Lightweight, Hinged Self-closing Container Covers And Elastomer Springs For Use With Such Covers App 20150274355 - Grissom; Michael D. | 2015-10-01 |
| Propeller Sound Field Modification Systems And Methods App 20150125268 - KOOPMANN; Gary H. ; et al. | 2015-05-07 |
| Propeller Sound Field Modification Systems And Methods App 20150056058 - GRISSOM; Michael D. ; et al. | 2015-02-26 |
| Resealable container having frangible portion and hinged top Grant 8,622,230 - Grissom January 7, 2 | 2014-01-07 |
| Light Weight Hinged Top App 20120228294 - GRISSOM; MICHAEL D. | 2012-09-13 |
| Self-closing resealable can end Grant 8,215,513 - Grissom July 10, 2 | 2012-07-10 |
| Pet Vacuum App 20100005616 - Grissom; Michael D. | 2010-01-14 |
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