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

John C. DiFonzo — 95 Patents

Apple: 91 patents #224 of 18,612Top 2%
SPSpectra-Physics: 4 patents #29 of 257Top 15%
Cupertino, CA: #91 of 6,989 inventorsTop 2%
California: #2,501 of 386,348 inventorsTop 1%
Overall (All Time): #16,077 of 4,157,543Top 1%
95 Patents All Time
John C. DiFonzo has been granted 95 US patents while listed as an inventor at Apple. The first was granted in 1989 and the most recent in June 2025. John C. DiFonzo ranks #16,077 of 4,157,543 US inventors in our database (top 0.39%). Patent records list John C. DiFonzo in Cupertino, CA, US.

Issued Patents All Time

Showing 1–25 of 95 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12341508 Input device having adjustable input mechanisms Paul X. Wang, Dayu Qu, Zheng Gao, Chang Zhang 2025-06-24
12009162 Bistable retractable buttons Riley E. Brandt, Richard H. Koch, Zhipeng Zhang, Michael B. Wittenberg 2024-06-11 $280,845,000
11942722 Magnetic circuit for magnetic connector Bradley J. Hamel, George Tziviskos, Hao Zhu, Jean-Marc Gery, Paul J. Hack 2024-03-26 $155,925,000
11886253 Magnetic field adjustments to a magnetic latch for producing accurate kinematics in a computing device Hao Zhu, Bryce William Wilson, Andrea Del Prete, Stefano Tizianel, Noemi Novello +1 more 2024-01-30 $160,707,000
11853129 Integrated sensor in clutch assembly for determining angle of display Mehrdad Hooshmand, Chi Xu, Keeley M. Maher, Liangyuan Xiang, James D. Kelly 2023-12-26 $179,025,000
11726151 Magnetic field sensor in a portable electronic device Nicholas A. Renda, Jonathan L. Berk, Dylan A. Saracco, Alexander V. Salvatti, Eric J. Weirshauser 2023-08-15 $190,320,000
11527372 Bistable retractable buttons Riley E. Brandt, Richard H. Koch, Zhipeng Zhang, Michael B. Wittenberg 2022-12-13 $195,063,000
11424573 Magnetic connectors with self-centering floating contacts Mahmoud R. Amini, Ayoub Yari Boroujeni, Bradley J. Hamel, George Tziviskos, Hao Zhu +2 more 2022-08-23 $220,432,000
11394385 Input device having adjustable input mechanisms Paul X. Wang, Dayu Qu, Zheng Gao, Chang Zhang 2022-07-19 $234,734,000
11360587 Deployment systems for computer system finger devices Paul X. Wang, Alex J. Lehmann, Bradley J. Hamel, Dinesh C. Mathew, Fletcher R. Rothkopf +5 more 2022-06-14 $183,231,000
11346902 Magnetic field sensor in a portable electronic device Nicholas A. Renda, Jonathan L. Berk, Dylan A. Saracco, Alexander V. Salvatti, Eric J. Weirshauser 2022-05-31 $175,196,000
11233356 Magnetic connector for electronic device Matthew Dean Rohrbach, Mark Edward Doutt, Bartley K. Andre, Kanye Lim, Jean-Marc Gery 2022-01-25 $316,687,000
11028468 Soft magnetic alloy optimized for metal injection molding Abhijeet Misra, Charles J. Kuehmann, Daniel T. McDonald 2021-06-08 $378,421,000
10957501 Bistable retractable buttons Riley E. Brandt, Richard H. Koch, Zhipeng Zhang, Michael B. Wittenberg 2021-03-23 $239,190,000
10955494 Magnetic field sensor in a portable electronic device Nicholas A. Renda, Jonathan L. Berk, Dylan A. Saracco, Alexander V. Salvatti, Eric J. Weirshauser 2021-03-23 $239,190,000
10605774 Magnetic imaging Jean-Marc Gery 2020-03-31 $77,902,000
10571973 Magnetic sensors for electronic devices Chi Xu, Houtan R. Farahani, Richard D. Kosoglow 2020-02-25 $96,466,000
10490933 Magnetic connector for electronic device Matthew Dean Rohrbach, Mark Edward Doutt, Bartley K. Andre, Kanye Lim, Jean-Marc Gery 2019-11-26 $106,937,000
10312623 Spring-loaded contacts Min Chul Kim 2019-06-04 $74,703,000
10121581 Method for magnetizing multiple zones in a monolithic piece of magnetic material Hao Zhu, Sean S. Corbin 2018-11-06 $86,987,000
10090618 Magnetic connector for electronic device Matthew Dean Rohrbach, Mark Edward Doutt, Bartley K. Andre, Kanye Lim, Jean-Marc Gery 2018-10-02 $93,373,000
10054985 Computer housing John Raff, Bartley K. Andre, Laura M. DeForest, Zheng Gao, Michelle Goldberg +7 more 2018-08-21 $77,719,000
10031559 Switchable magnetic array Bradley J. Hamel, Christiaan A. Ligtenberg, Jean-Marc Gery 2018-07-24 $82,743,000
10024689 Using magnets to detect a state of a cover Hao Zhu, Guangtao Zhang, Rizal Johari, Samuel G. Smith, Sean S. Corbin +1 more 2018-07-17 $111,105,000
10006974 Automated system for magnet quality measurements Maurizio Bertoldo 2018-06-26 $83,410,000