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USPTO Patent Rankings Data through Dec 31, 2025
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Yu-Han Chang — 23 Patents

SSSecond Spectrum: 16 patents #1 of 21Top 5%
GSGenius Sports Ss: 6 patents #1 of 26Top 4%
CUChang Gung University: 1 patents #101 of 368Top 30%
South Pasadena, CA: #22 of 313 inventorsTop 8%
California: #24,547 of 386,348 inventorsTop 7%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Yu-Han Chang has been granted 23 US patents while listed as an inventor at Second Spectrum. The first was granted in 2015 and the most recent in August 2025. Yu-Han Chang ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Yu-Han Chang in South Pasadena, CA, US.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 7 patents in 2020.peak 72015: 1 patents20152019: 3 patents20192020: 7 patents20202021: 3 patents20212022: 4 patents20222024: 2 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12394201 Methods and systems of combining video content with one or more augmentations to produce augmented video Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Emil Dotchevski, Jason Kent Simon 2025-08-19
12266176 Data processing systems and methods for generating interactive user interfaces and interactive game systems based on spatiotemporal analysis of video content Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su 2025-04-01
12190585 Data processing systems and methods for enhanced augmentation of interactive video content Tracey Ho, Rajiv Tharmeswaran Maheswaran 2025-01-07
11861906 Data processing systems and methods for enhanced augmentation of interactive video content Tracey Ho, Rajiv Tharmeswaran Maheswaran 2024-01-02
11861905 Methods and systems of spatiotemporal pattern recognition for video content development Edward Shek Chan, Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su 2024-01-02
11380101 Data processing systems and methods for generating interactive user interfaces and interactive game systems based on spatiotemporal analysis of video content Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su 2022-07-05
11373405 Methods and systems of combining video content with one or more augmentations to produce augmented video Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Emil Dotchevski, Jason Kent Simon 2022-06-28
11355158 Asynchronous video collaboration Tracey Ho, Kevin King, Rajiv Tharmeswaran Maheswaran 2022-06-07 $11,871,000
11275949 Methods, systems, and user interface navigation of video content based spatiotemporal pattern recognition Edward Shek Chan, Andrew Konyu Cheng, Ryan Laurence Frankel, Rajiv Tharmeswaran Maheswaran 2022-03-15
11120271 Data processing systems and methods for enhanced augmentation of interactive video content Tracey Ho, Rajiv Tharmeswaran Maheswaran 2021-09-14
11023736 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2021-06-01
10997425 Methods and systems of spatiotemporal pattern recognition for video content development Edward Shek Chan, Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su 2021-05-04
10832057 Methods, systems, and user interface navigation of video content based spatiotemporal pattern recognition Edward Shek Chan, Andrew Konyu Cheng, Ryan Laurence Frankel, Rajiv Tharmeswaran Maheswaran 2020-11-10
10769446 Methods and systems of combining video content with one or more augmentations Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Emil Dotchevski, Jason Kent Simon 2020-09-08
10762351 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2020-09-01
10755103 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2020-08-25
10755102 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2020-08-25
10748008 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2020-08-18
10713494 Data processing systems and methods for generating and interactive user interfaces and interactive game systems based on spatiotemporal analysis of video content Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su 2020-07-14
10521671 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2019-12-31
10460176 Methods and systems of spatiotemporal pattern recognition for video content development Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su, Noel Hollingsworth 2019-10-29
10460177 Methods and systems of spatiotemporal pattern recognition for video content development Edward Shek Chan, Rajiv Tharmeswaran Maheswaran, Jeffrey Wayne Su 2019-10-29
9068281 Microfluidic chip for high-throughput perfusion-based three-dimensional cell culture Min Wu, Shih-Siou Wang, Wan-Chen Tsai, Chia-Hsun Hsieh, Yen Ting Liu +1 more 2015-06-30

Frequent Collaborators

Rajiv Tharmeswaran Maheswaran22 shared
Jeffrey Wayne Su16 shared
Noel Hollingsworth7 shared
Edward Shek Chan5 shared
Tracey Ho4 shared
Jason Kent Simon3 shared

Nearby-Ranked Inventors

Ravigopal Vennelakanti23
Amit Kaistha23
Stéphane BOUTINON23
Feras Hantash23
Philip Verhaelen23
Florian Paul Christian Binder23
Jean-Luc Bouthemy23
Egbert Lenderink23
Tony J. Branham23