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

Hasan Akyol — 34 Patents

Apple: 23 patents #1,411 of 18,612Top 8%
SSSkyworks Solutions: 6 patents #275 of 991Top 30%
INInvensense: 1 patents #258 of 391Top 70%
Los Altos, CA: #333 of 3,651 inventorsTop 10%
California: #14,619 of 386,348 inventorsTop 4%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Hasan Akyol has been granted 34 US patents while listed as an inventor at Apple. The first was granted in 2003 and the most recent in December 2025. Hasan Akyol ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Hasan Akyol in Los Altos, CA, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12499815 In-pixel compensation for current droop and in-pixel compensation timing Jeremy Lee, Xianhua Lu, Mahdi Farrokh Baroughi, Nikhil Acharya, Haiquan Li +8 more 2025-12-16
12431082 Sensing circuit with enhanced dynamic range and accuracy Xuebei Yang 2025-09-30
12340736 Systems and methods for IR-independent pre-charge and inverter- based IR reduction Baris Posat, Rajesh Velayuthan, Hooman Torabi Parizi, Young Don Bae 2025-06-24
12315418 Display panel redundancy schemes Kapil V. Sakariya, Tore Nauta, Hopil Bae, Henry C. Jen, James E. Pedder +6 more 2025-05-27
12159574 Local passive matrix display Derek K. Shaeffer, Mahdi Farrokh Baroughi, Xiaofeng Wang, Sam S. Li, John T. Wetherell +6 more 2024-12-03 $369,762,000
12080201 Touch sensing utilizing integrated micro circuitry Christian M. Sauer, Christoph H. Krah, Derek K. Shaeffer, Henry C. Jen, John T. Wetherell 2024-09-03 $189,878,000
12027117 Pixel screening and repair John T. Wetherell, Cheuk Chi Lo, Chun-Yao Huang, Lingtao Wang, Derek K. Shaeffer +10 more 2024-07-02 $221,119,000
11900879 Sensing circuit with enhanced dynamic range and accuracy Xuebei Yang 2024-02-13 $152,277,000
11783739 On-chip testing architecture for display system Xuebei Yang, Chung-Lun Hsu, Henry C. Jen, John T. Wetherell 2023-10-10 $182,572,000
11775095 Touch sensing utilizing integrated micro circuitry Christian M. Sauer, Christoph H. Krah, Derek K. Shaeffer, Henry C. Jen, John T. Wetherell +1 more 2023-10-03 $152,687,000
11657742 Circuitry for screening defective portion of display chip Chung-Lun Hsu, Baris Cagdaser, John T. Wetherell, Xuebei Yang, Ali Tabatabaei +5 more 2023-05-23 $278,359,000
11651719 Enhanced smoothness digital-to-analog converter interpolation systems and methods John T. Wetherell, Mahdi Farrokh Baroughi, Jaeyoung Christopher Kang, Shingo Hatanaka, Hopil Bae 2023-05-16 $320,384,000
11645976 Local passive matrix display Derek K. Shaeffer, Mahdi Farrokh Baroughi, Xiaofeng Wang, Sam S. Li, John T. Wetherell +6 more 2023-05-09 $324,008,000
11645957 Defective display source driver screening and repair John T. Wetherell, Xuebei Yang, Xiaofeng Wang, Hopil Bae 2023-05-09 $324,008,000
11626047 Reference array current sensing Shengchang Cai, Xuebei Yang, Sheng Zhang 2023-04-11 $369,350,000
11620946 Dual-mode sense circuit with enhanced dynamic range and accuracy Xuebei Yang 2023-04-04 $376,665,000
11568789 Display panel redundancy schemes Kapil V. Sakariya, Tore Nauta, Hopil Bae, Henry C. Jen, James E. Pedder +6 more 2023-01-31
11263963 Local passive matrix display Derek K. Shaeffer, Mahdi Farrokh Baroughi, Xiaofeng Wang, Sam S. Li, John T. Wetherell +6 more 2022-03-01 $259,568,000
11073927 Touch sensing utilizing integrated micro circuitry Christian M. Sauer, Christoph H. Krah, Derek K. Shaeffer, Henry C. Jen, Hopil Bae +3 more 2021-07-27 $395,238,000
11056041 Display panel redundancy schemes Kapil V. Sakariya, Tore Nauta, Hopil Bae, Henry C. Jen, James E. Pedder +6 more 2021-07-06
10885852 OLED voltage driver with current-voltage compensation Sheng Zhang, Chih-Wei Yeh, Yunhui Hou, Chaohao Wang, Wei H. Yao +6 more 2021-01-05 $299,526,000
10762836 Electronic display emission scanning using row drivers and microdrivers Hopil Bae, Wei H. Yao, Mohammad B. Vahid Far, Yafei Bi, Xiaofeng Wang +3 more 2020-09-01 $178,515,000
10714011 OLED voltage driver with current-voltage compensation Sheng Zhang, Chih-Wei Yeh, Yunhui Hou, Chaohao Wang, Wei H. Yao +6 more 2020-07-14 $127,404,000
10650741 OLED voltage driver with current-voltage compensation Sheng Zhang, Chengrui Le, Hopil Bae, Mahdi Farrokh Baroughi, David W. Lum +10 more 2020-05-12 $117,896,000
10535296 Display panel redundancy schemes Kapil V. Sakariya, Tore Nauta, Hopil Bae, Henry C. Jen, James E. Pedder +6 more 2020-01-14 $151,925,000