Grajewski; Christopher Raymond
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grajewski; Christopher Raymond.The latest application filed is for "system to determine portable device presence at a portal".
- Grajewski; Christopher Raymond - Sammamish WA
- Grajewski; Christopher Raymond - Seattle WA
| Patent | Date |
|---|---|
| System to determine portable device presence at a portal Grant 11,340,373 - Shi , et al. May 24, 2 | 2022-05-24 |
| System to detect event at an inventory location Grant 11,087,274 - Hahn , et al. August 10, 2 | 2021-08-10 |
| RFID enabled and location aware pallet mover Grant 11,068,841 - Lui , et al. July 20, 2 | 2021-07-20 |
| User identification system using directional antennas and cameras Grant 11,057,751 - Niranjayan , et al. July 6, 2 | 2021-07-06 |
| Electromagnetic tracking of moveable device with orientation determination Grant 10,969,461 - O'Neill , et al. April 6, 2 | 2021-04-06 |
| Dynamic RFID tag singulation using state information masking Grant 10,460,137 - Landry, Sr. , et al. Oc | 2019-10-29 |
| Magnetic entry portal identification system Grant 10,459,103 - Shi , et al. Oc | 2019-10-29 |
| Location estimation using array of capacitive sensors Grant 10,262,294 - Hahn , et al. | 2019-04-16 |
| Entry portal identification system Grant 10,244,363 - Niranjayan , et al. | 2019-03-26 |
| System to determine a change in weight at a load cell Grant 10,198,710 - Hahn , et al. Fe | 2019-02-05 |
| Capacitive sensor system Grant 10,007,892 - Hahn , et al. June 26, 2 | 2018-06-26 |
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