Hamilton; Douglas Matthew
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hamilton; Douglas Matthew.The latest application filed is for "switch for a lighting system".
- Hamilton; Douglas Matthew - Arlington Heights IL
| Patent | Date |
|---|---|
| Switch For A Lighting System App 20220286039 - Weeks; Thomas Warren ; et al. | 2022-09-08 |
| Lighting fixture having an environmental detection system Grant 11,436,902 - Hamilton , et al. September 6, 2 | 2022-09-06 |
| Switch for a lighting system Grant 11,342,833 - Weeks, Jr. , et al. May 24, 2 | 2022-05-24 |
| Backup Power Source And Control For Power Over Ethernet Light Sources App 20220141941 - Yadav; Pritam ; et al. | 2022-05-05 |
| Backup power source and control for power over ethernet light sources Grant 11,234,319 - Yadav , et al. January 25, 2 | 2022-01-25 |
| Lighting Fixture Having an Environmental Detection System App 20210082262 - Hamilton; Douglas Matthew ; et al. | 2021-03-18 |
| Lighting fixture having an environmental detection system Grant 10,854,052 - Hamilton , et al. December 1, 2 | 2020-12-01 |
| Support Structure Inspection Devices, Systems and Methods App 20200072814 - Bailey; Christopher Lane ; et al. | 2020-03-05 |
| Switch for a Lighting System App 20190124746 - Weeks, JR.; Thomas Warren ; et al. | 2019-04-25 |
| Lighting Fixture Having an Environmental Detection System App 20190096201 - Hamilton; Douglas Matthew ; et al. | 2019-03-28 |
| Backup Power Source And Control For Power Over Ethernet Light Sources App 20180235055 - Yadav; Pritam ; et al. | 2018-08-16 |
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