Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12229353 | Differential sensing in an active stylus | Kishore Sundara-Rajan, Yassar Ali, Igor Polishchuk | 2025-02-18 |
| 11874974 | Differential sensing in an active stylus | Kishore Sundara-Rajan, Yassar Ali, Igor Polishchuk | 2024-01-16 |
| 11347330 | Adaptive transmit voltage in active stylus | Eivind Holsen, Sharooz Shahparnia, Kishore Sundara-Rajan, Trond Jarle Pedersen, Vemund Kval Bakken | 2022-05-31 |
| 11301060 | Differential sensing in an active stylus | Kishore Sundara-Rajan, Yassar Ali, Igor Polishchuk | 2022-04-12 |
| 10871835 | Adaptive transmit voltage in active stylus | Eivind Holsen, Sharooz Shahparnia, Kishore Sundara-Rajan, Trond Jarle Pedersen, Vemund Kval Bakken | 2020-12-22 |
| 10725564 | Differential sensing in an active stylus | Kishore Sundara-Rajan, Yassar Ali, Igor Polishchuk | 2020-07-28 |
| 10488976 | Touch sensor mesh designs | David Brent Guard, Steven P. Emm | 2019-11-26 |
| 10120489 | Touch sensor mesh designs | David Brent Guard, Steven P. Emm | 2018-11-06 |
| 10114484 | Adaptive transmit voltage in active stylus | Eivind Holsen, Shahrooz Shahparnia, Kishore Sundara-Rajan, Trond Jarle Pedersen, Vemund Kval Bakken | 2018-10-30 |
| 9442599 | System and method for using signals resulting from signal transmission in a touch sensor | Esat Yilmaz | 2016-09-13 |
| 9280218 | Modulating drive signal for communication between active stylus and touch-sensor device | Shahrooz Shahparnia, Esat Yilmaz, Trond Jarle Pedersen, Vemund Kval Bakken, Kishore Sundara-Rajan +2 more | 2016-03-08 |
| 9250719 | Active stylus with filter | Shahrooz Shahparnia, Kishore Sundara-Rajan, Trond Jarle Pedersen, Vemund Kval Bakken | 2016-02-02 |
| 9213455 | Stylus with resonant circuit | Ronald H. Ih | 2015-12-15 |
| 9143507 | Method, apparatus, and system for pre-authentication and processing of data streams | Hoon Choi, Gyudong Kim, Ook Kim, Alexander Peysakhovich, Michael Schumacher +1 more | 2015-09-22 |
| 7900047 | Method and apparatus for encrypting data transmitted over a serial link | — | 2011-03-01 |
| 7797536 | Cryptographic device with stored key data and method for using stored key data to perform an authentication exchange or self test | — | 2010-09-14 |
| 7757085 | Method and apparatus for encrypting data transmitted over a serial link | — | 2010-07-13 |
| 7702925 | Method and apparatus for content protection in a personal digital network environment | J. Duane Northcutt, Seung Ho Hwang, James G. Hanko | 2010-04-20 |
| 7558326 | Method and apparatus for sending auxiliary data on a TMDS-like link | Gyudong Kim, Min-Kyu Kim, Ken-Sue Tan, Paul Daniel Wolf, William Conrad Altmann +1 more | 2009-07-07 |
| 7539304 | Integrated circuit having self test capability using message digest and method for testing integrated circuit having message digest generation circuitry | — | 2009-05-26 |
| 7502470 | Method and apparatus for content protection within an open architecture system | James G. Hanko, Michael G. Lavelle, J. Duane Northcutt | 2009-03-10 |
| 7412053 | Cryptographic device with stored key data and method for using stored key data to perform an authentication exchange or self test | — | 2008-08-12 |
| 7295578 | Method and apparatus for synchronizing auxiliary data and video data transmitted over a TMDS-like link | Gyudong Kim, Min-Kyu Kim, Ken-Sue Tan, Paul Daniel Wolf, Long Pham +1 more | 2007-11-13 |
| 7242766 | Method and system for encrypting and decrypting data using an external agent | — | 2007-07-10 |
| 7218737 | System and method for an adaptive state machine to control signal filtering in a serial link | — | 2007-05-15 |