Tri Duc PHO

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San Bruno, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Writing device with electromagnetic tracking
- Patent number 11,762,485
- Issue date Sep 19, 2023
- Google LLC
- Sherk Chung
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ELECTROMAGNETICALLY TRACKED THREE-DIMENSIONAL AIR MOUSE
- Publication number 20210349541
- Publication date Nov 11, 2021
- Sherk Chung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
WRITING DEVICE WITH ELECTROMAGNETIC TRACKING
- Publication number 20210333897
- Publication date Oct 28, 2021
- Google LLC
- Sherk CHUNG
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES