Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12061754 | Stylus and sensor control circuit | Sadao Yamamoto | 2024-08-13 |
| 11397480 | Stylus and sensor control circuit | Sadao Yamamoto | 2022-07-26 |
| 11327601 | Serial communication method and sensor controller | Akira Ito | 2022-05-10 |
| 11144140 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2021-10-12 |
| 11003260 | Stylus and sensor control circuit | Sadao Yamamoto | 2021-05-11 |
| 10860118 | Method using active stylus and sensor controller, sensor controller, active stylus, and system | Sadao Yamamoto | 2020-12-08 |
| 10852852 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2020-12-01 |
| 10754449 | Bristle brush sensors | Sadao Yamamoto | 2020-08-25 |
| 10691254 | Serial communication method and sensor controller | Akira Ito | 2020-06-23 |
| 10613651 | System and method for bidirectional communication between stylus and stylus sensor controller | — | 2020-04-07 |
| 10558280 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2020-02-11 |
| 10488953 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2019-11-26 |
| 10452197 | Threshold based coordinate data generation providing tap assist | Daniel Lee Tower, Charles Heart Ohi | 2019-10-22 |
| 10372245 | System and method for bidirectional communication between stylus and stylus sensor controller | — | 2019-08-06 |
| 10359865 | Stylus, stylus signal processing method, and stylus signal processing device | Masahiko Yamada, Branimir Angelov | 2019-07-23 |
| 10331235 | Stylus tilt detection based on bidirectional communication between stylus and stylus sensor controller | — | 2019-06-25 |
| 10216296 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2019-02-26 |
| 10152145 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2018-12-11 |
| 10073548 | Stylus having variable transmit signal strength, and sensor for detecting such stylus | — | 2018-09-11 |
| 9921667 | System and method for bidirectional communication between stylus and stylus sensor controller | — | 2018-03-20 |
| 9851819 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2017-12-26 |
| 9785262 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2017-10-10 |
| 9785275 | Contact discrimination using a tilt angle of a touch-sensitive surface | Robert C. Cohn, Daniel Lee Tower, Stephanie Lisa Marguerite Connor | 2017-10-10 |
| 9639183 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2017-05-02 |
| 9448646 | System and method for bidirectional communication between stylus and stylus sensor controller | Sadao Yamamoto | 2016-09-20 |