Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12214272 | Method for generating position signals while using a virtual reality headset | Ilya Pollokhin, Nan Lin Wen | 2025-02-04 |
| 11116270 | Electrical connection for suspension band attachment slot of a hard hat | Senni Perumal, Saikat Dey | 2021-09-14 |
| 11000088 | Condition responsive indication assembly | Saikat Dey, Senni Perumal | 2021-05-11 |
| D898999 | Hardhat helmet | Steven Friedman | 2020-10-13 |
| 10667571 | Condition responsive indication assembly and method | Anupam Sengupta, Senni Perumal | 2020-06-02 |
| 10383384 | Electrical connection for suspension band attachment slot of a hard hat | Senni Perumal, Saikat Dey | 2019-08-20 |
| 9955450 | Geo-localization assembly and methodology | Saikat Dey, Gerrit Reepmeyer, Anupam Sengupta, Senni Perumal, Steven Friedman | 2018-04-24 |
| 9686136 | Assembly and method for calibrating a sensor on a wearable device | Saikat Dey, Gerrit Reepmeyer, Anupam Sengupta, Senni Perumal, Steven Friedman | 2017-06-20 |
| 9642574 | Biometric sensors assembly for a hard hat | Gerrit Reepmeyer, Saikat Dey | 2017-05-09 |
| 9538800 | Condition responsive indication assembly and method | Saikat Dey, Gerrit Reepmeyer, Anupam Sengupta | 2017-01-10 |
| 9538801 | Condition responsive indication assembly and method | Saikat Dey, Gerrit Reepmeyer, Anupam Sengupta | 2017-01-10 |
| 9177458 | Condition responsive indication assembly and method | Saikat Dey, Gerrit Reepmeyer, Anupam Sengupta | 2015-11-03 |
| 9013297 | Condition responsive indication assembly and method | Saikat Dey, Gerrit Reepmeyer, Anupam Sengupta | 2015-04-21 |