Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

Dean C. Chang — 64 Patents

IMImmersion: 48 patents #17 of 258Top 7%
AEActiontec Electronics: 4 patents #4 of 20Top 20%
Micron: 1 patents #5,098 of 6,374Top 80%
Sunnyvale, CA: #220 of 14,302 inventorsTop 2%
California: #5,241 of 386,348 inventorsTop 2%
Overall (All Time): #34,494 of 4,157,543Top 1%
64 Patents All Time
Dean C. Chang has been granted 64 US patents while listed as an inventor at Immersion. The first was granted in 1994 and the most recent in December 2024. Dean C. Chang ranks #34,494 of 4,157,543 US inventors in our database (top 0.83%). Patent records list Dean C. Chang in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12177275 Systems and methods for video conferencing and collaboration Chuong Vu, Chuang Li 2024-12-24
11483367 Methods and systems for reducing latency on a collaborative platform Chuong Vu, Mike EHLENBERGER, Wei Li, Chuang Li 2022-10-25
11336705 Displaying content from multiple devices Chuong Vu, Chuang Li, Gin-Pao Lu 2022-05-17
10560499 Displaying content from multiple devices Chuong Vu, Chuang Li, Gin-Pao Lu 2020-02-11
10234944 Force feedback system including multi-tasking graphical host environment Adam C. Braun, Jonathan L. Beamer 2019-03-19 $359,000
9778745 Force feedback system including multi-tasking graphical host environment and interface device Adam C. Braun, Jonathan L. Beamer, Louis B. Rosenberg 2017-10-03 $710,000
9740287 Force feedback system including multi-tasking graphical host environment and interface device Adam C. Braun, Jonathan L. Beamer, Louis B. Rosenberg 2017-08-22 $1,266,000
9426078 Systems and methods for dynamic quality of service Bo Xiong 2016-08-23
9323332 Force feedback system including multi-tasking graphical host environment Adam C. Braun, Jonathan L. Beamer 2016-04-26 $1,280,000
RE45884 Chat interface with haptic feedback functionality Evan F. Wies, Michael P. Ruf 2016-02-09
8928581 Force feedback system including multi-tasking graphical host environment Adam C. Braun, Jonathan L. Beamer 2015-01-06 $2,683,000
8838671 Defining force sensations associated with graphical images Evan F. Wies, Louis B. Rosenberg, Sian W. Tan, Jeffrey R. Mallett 2014-09-16 $1,493,000
8830161 Methods and systems for providing a virtual touch haptic effect to handheld communication devices Danny A. Grant, Jeffrey Eid, Shoichi Endo, Erik J. Shahoian 2014-09-09 $3,123,000
8803795 Haptic communication devices Danny A. Grant, Jeffrey Eld, Shoichi Endo, Erik J. Shahoian 2014-08-12 $835,000
8737217 Systems and methods for dynamic quality of service Bo Xiong 2014-05-27
8717287 Force sensations for haptic feedback computer interfaces Jeffrey R. Mallett, Louis B. Rosenberg 2014-05-06 $675,000
8527873 Force feedback system including multi-tasking graphical host environment and interface device Adam C. Braun, Jonathan L. Beamer, Louis B. Rosenberg 2013-09-03 $2,083,000
8331358 Systems and methods for connecting a packet-based call to a conventional telephone network Carlo Sarte 2012-12-11
8316166 Haptic messaging in handheld communication devices Danny A. Grant, Jeffrey Eid, Shoichi Endo, Erik J. Shahoian 2012-11-20 $494,000
8194657 Systems and methods for dynamic quality of service Bo Xiong 2012-06-05
8020095 Force feedback system including multi-tasking graphical host environment Adam C. Braun, Jonathan L. Beamer 2011-09-13 $987,000
7969288 Force feedback system including multi-tasking graphical host environment and interface device Adam C. Braun, Jonathan L. Beamer, Louis B. Rosenberg 2011-06-28 $1,169,000
7843424 Method and apparatus for designing force sensations in force feedback computer applications Louis B. Rosenberg 2010-11-30 $956,000
7779166 Using haptic effects to enhance information content in communications Danny A. Grant, Jeffrey Eid, Shoichi Endo, Erik J. Shahoian 2010-08-17 $864,000
7701438 Design of force sensations for haptic feedback computer interfaces Louis B. Rosenberg, Jeffrey R. Mallett 2010-04-20 $2,259,000