Hertrich; Johannes
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hertrich; Johannes.The latest application filed is for "powered hand-held spreader".
- Hertrich; Johannes - Columbus OH
| Patent | Date |
|---|---|
| Powered hand-held spreader Grant D959,937 - Hsu , et al. August 9, 2 | 2022-08-09 |
| Spreader Grant D956,827 - Hsu , et al. July 5, 2 | 2022-07-05 |
| Spreader Grant D936,109 - Hsu , et al. November 16, 2 | 2021-11-16 |
| Spreader Grant D909,421 - Hsu , et al. February 2, 2 | 2021-02-02 |
| Powered Hand-held Spreader App 20200281113 - HSU; Paul E. ; et al. | 2020-09-10 |
| Powered hand-held spreader Grant D893,270 - Hsu , et al. A | 2020-08-18 |
| Powered hand-held spreader Grant 10,595,458 - Hsu , et al. | 2020-03-24 |
| Dual Rotor Spreader System App 20200053956 - Hsu; Paul E. ; et al. | 2020-02-20 |
| Spreader Grant D860,261 - Hsu , et al. Sept | 2019-09-17 |
| Powered hand-held spreader Grant D855,421 - Hsu , et al. | 2019-08-06 |
| Powered hand-held spreader Grant D796,922 - Hsu , et al. September 12, 2 | 2017-09-12 |
| Powered Hand-held Spreader App 20170049042 - HSU; Paul E. ; et al. | 2017-02-23 |
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