Hamann; Robert D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hamann; Robert D..The latest application filed is for "polyurethane layer for a light directing article".
- Hamann; Robert D. - Eagan MN
| Patent | Date |
|---|---|
| Polyurethane Layer For A Light Directing Article App 20210088695 - Thakkar; Bimal V. ; et al. | 2021-03-25 |
| Polyurethane layer for a light directing article Grant 10,884,163 - Thakkar , et al. January 5, 2 | 2021-01-05 |
| Extruded Polyurethane Surface Films App 20200277517 - HO; Charlie Chia-Tie ; et al. | 2020-09-03 |
| Thermoplastic polyurethane compositions, articles, and methods thereof Grant 10,590,303 - Ho , et al. | 2020-03-17 |
| Polyurethane Layer For A Light Directing Article App 20180203163 - Thakkar; Bimal V. ; et al. | 2018-07-19 |
| Thermoplastic Polyurethane Compositions, Articles, And Methods Thereof App 20170218226 - Ho; Charlie C. ; et al. | 2017-08-03 |
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