Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12101409 | Methods and systems for secure user authentication | Ronald King-Hang Chu, Mark Kogen, Warren Tan, Simon Ma, Gerry Glindro +1 more | 2024-09-24 |
| 11917069 | Methods and systems for secure user authentication | Ronald King-Hang Chu, Mark Kogen, Warren Tan, Simon Ma, Gerry Glindro +1 more | 2024-02-27 |
| 11394553 | Methods and systems for secure user authentication | Ronald King-Hang Chu, Mark Kogen, Warren Tan, Simon Ma, Gerry Glindro +1 more | 2022-07-19 |
| 9768963 | Methods and systems for secure user authentication | Ronald King-Hang Chu, Mark Kogen, Warren Tan, Simon Ma, Gerry Glindro +1 more | 2017-09-19 |
| 9002750 | Methods and systems for secure user authentication | Ronald King-Hang Chu, Mark Kogen, Warren Tan, Simon Ma, Gerry Glindro +1 more | 2015-04-07 |
| 7904946 | Methods and systems for secure user authentication | Ronald King-Hang Chu, Mark Kogen, Warren Tan, Simon Ma, Gerry Glindro +1 more | 2011-03-08 |
| 7039812 | System and method for user authentication | Joseph C. Kawan, Ronald King-Hang Chu | 2006-05-02 |
| 6848050 | System and method for alternative encryption techniques | Michael Merman | 2005-01-25 |
| 5768386 | Method and system for encrypting input from a touch screen | Randal H. Yokomoto, Warren Tan, Xuan S. Bui, Michael Merman, Inas M. Dessouky +5 more | 1998-06-16 |
| 5596371 | Film-mode video line-doubler motion detectors | Eduard Pakhchyan | 1997-01-21 |
| 4641063 | Video driver level shifter | — | 1987-02-03 |