Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959443 | Device for UV-LED liquid monitoring and treatment | Yitao Liao, Doug Collins | 2021-03-30 |
| 10959651 | Human gas sensing glucose monitoring and ketone fluctuation detection device | George Anthony McKinney, Glenn Allan Battle | 2021-03-30 |
| 10669166 | UV-LED liquid monitoring and treatment apparatus and method | Yitao Liao, Doug Collins, Wei Zhang | 2020-06-02 |
| 10570028 | Device for UV-LED liquid monitoring and treatment | Yitao Liao, Doug Collins | 2020-02-25 |
| 10561156 | Device for UV-LED liquid monitoring and treatment | Yitao Liao, Doug Collins | 2020-02-18 |
| 10439099 | UV light emitting devices and systems and methods for production | Yitao Liao, Doug Collins | 2019-10-08 |
| 10363327 | Luminaire with white light LEDs and UV LEDs for lighting and disinfection | Yitao Liao, Douglas A. Collins, Theodore J. de Jony, Elaine Taylor | 2019-07-30 |
| 10265430 | Ultraviolet light source and methods | Yitao Liao, Doug Collins, Sheung Yin Li | 2019-04-23 |
| 10227241 | UV-LED liquid monitoring and treatment apparatus and method | Yitao Liao, Doug Collins, Wei Zhang | 2019-03-12 |
| 10224443 | Semiconductor device and a method of making a semiconductor device | Douglas A. Collins, Faisal Sudradjat, Yitao Liao | 2019-03-05 |
| 10214431 | System and method for UV-LED liquid monitoring and disinfection | Yitao Liao, Doug Collins, Theodore J. de Jony | 2019-02-26 |
| 10166309 | White light LEDs and UV LEDs in same luminaire for lighting and disinfection | Yitao Liao, Douglas A. Collins, Theodore J. de Jony, Elaine Taylor | 2019-01-01 |
| 9943618 | Ultraviolet light source and methods | Yitao Liao, Doug Collins, Sheung Yin Li | 2018-04-17 |
| 9793433 | UV light emitting devices and systems and methods for production | Yitao Liao, Doug Collins | 2017-10-17 |
| 9669121 | Ultraviolet light source and methods | Yitao Liao, Doug Collins, Sheung Yin Li | 2017-06-06 |
| 9627579 | Semiconductor device and a method of making a semiconductor device | Douglas A. Collins, Faisal Sudradjat, Yitao Liao | 2017-04-18 |
| 9566357 | Ultraviolet light source and methods | Yitao Liao, Doug Collins | 2017-02-14 |
| 9468695 | Ultraviolet light source and methods | Yitao Liao | 2016-10-18 |
| 9219204 | Semiconductor device and a method of making a semiconductor device | Douglas A. Collins, Faisal Sudradjat, Yitao Liao | 2015-12-22 |
| 8884258 | Ultraviolet light source and methods | Yitao Liao | 2014-11-11 |
| 8816300 | Portable UV-LED water purification system | Milan Singh Minsky | 2014-08-26 |
| 8083936 | Reducing waste water in reverse osmosis residential drinking water systems | — | 2011-12-27 |
| 4825805 | Device and method for protecting water sprinklers while painting | — | 1989-05-02 |
| 4747366 | Device for protecting water sprinklers while painting | — | 1988-05-31 |
| 4313400 | Lined metal tank with heat shield, indirect fired water heater and method of making same | Joseph A. Lane | 1982-02-02 |