Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11567198 | Proximity sensor with light inhibiting barrier comprising a gap having a cross-section with parallel walls substantially perpendicular to the top surface of an optically transmissive material | Sirirat Silapapipat, Sanjay Mitra | 2023-01-31 |
| 11520074 | Proximity sensor with light blocking barrier comprising a gap having a cross-section with parallel walls between emitter and detector | Sirirat Silapapipat, Sanjay Mitra | 2022-12-06 |
| 11143551 | Proximity sensor with infrared ink coating | Sirirat Silapapipat, Sanjay Mitra | 2021-10-12 |
| 9835716 | Proximity sensor with light blocking compound | Krisadayut Chansawang, Sirirat Silapapipat, Preecha Bootwicha, Sanjay Mitra | 2017-12-05 |
| 9632209 | Proximity sensor with light blocking compound | Krisadayut Chansawang, Sirirat Silapapipat, Preecha Bootwicha, Sanjay Mitra | 2017-04-25 |