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

David Tupman — 74 Patents

Apple: 71 patents #340 of 18,612Top 2%
Caterpillar: 2 patents #2,997 of 8,398Top 40%
San Francisco, CA: #236 of 26,999 inventorsTop 1%
California: #4,029 of 386,348 inventorsTop 2%
Overall (All Time): #26,215 of 4,157,543Top 1%
74 Patents All Time
David Tupman has been granted 74 US patents while listed as an inventor at Apple. The first was granted in 1987 and the most recent in December 2016. David Tupman ranks #26,215 of 4,157,543 US inventors in our database (top 0.63%). Patent records list David Tupman in San Francisco, CA, US.

Patents per Year

Patents granted per year, 1987 to 2016Bar chart with a peak of 16 patents in 2012.peak 161987: 2 patents19872006: 1 patents2007: 2 patents20072008: 4 patents2009: 11 patents20092010: 11 patents2011: 9 patents20112012: 16 patents2013: 8 patents20132014: 5 patents2015: 3 patents20152016: 2 patents2016

Issued Patents All Time

Showing 1–25 of 74 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9521307 Electronic device flash shutter Daniel W. Jarvis, Richard P. Howarth, Richard Tsai 2016-12-13 $121,852,000
9509829 Urgent communications Michael Culbert, Scott Forstall, Henri C. Lamiraux, Michael Cheng-Lai Lee 2016-11-29 $57,183,000
9160541 Method and system for authenticating an accessory Donald J. Novotney, John Benjamin Filson, Gregory T. Lydon 2015-10-13 $69,675,000
9131135 Electronic device flash shutter Daniel W. Jarvis, Richard P. Howarth, Richard Tsai 2015-09-08 $60,854,000
9020162 Electronic device and external equipment with digital noise cancellation and digital audio path Wendell B. Sander, Jeffrey J. Terlizzi, Brian Sander, Barry Corlett 2015-04-28 $79,667,000
8836502 Personal media device input and output control based on associated conditions Michael Culbert, Daniel S. Keen, Anthony J. Guetta, Ryan Jeffrey Du Bois, Victor Tiscareno +6 more 2014-09-16 $52,432,000
8754612 Battery gas gauge reset mechanism Timothy M. Johnson, Scott Mullins 2014-06-17 $110,921,000
8693877 Integrated infrared receiver and emitter for multiple functionalities John Tam, Steve Porter Hotelling 2014-04-08 $54,530,000
8688928 Media device with intelligent cache utilization Andrew Hodge, Guy Bar-Nahum 2014-04-01 $55,407,000
8633679 Method and system for operating a portable electronic device in a power-limited manner Steven Bollinger 2014-01-21 $134,344,000
8590036 Method and system for authenticating an accessory Donald J. Novotney, John Benjamin Filson, Gregory T. Lydon 2013-11-19 $96,980,000
8581449 Portable power source to provide power to an electronic device via an interface Doug M. Farrar, Joseph Fisher, Jesse Dorogusker, Donald J. Novotney 2013-11-12 $110,833,000
8457157 Digital communications system with variable-bandwidth traffic channels Wendell B. Sander, Barry Corlett, Brian Sander, Jeffrey J. Terlizzi, Andrew P. Bright +1 more 2013-06-04 $97,267,000
8402187 Method and system for transferring button status information between a media player and an accessory Gregory T. Lydon, Lawrence G. Bolton, Emily Clark Schubert, Jesse Dorogusker, Donald J. Novotney +1 more 2013-03-19 $67,108,000
8396196 Transfer of multiple microphone signals to an audio host device Wendell B. Sander 2013-03-12 $106,410,000
8386680 Communication between an accessory and a media player with multiple protocol versions and extended interface lingo Emily Clark Schubert, Wang Chun Leung, Gregory T. Lydon, Scott Krueger, Paul-Phillip Holden +4 more 2013-02-26 $94,924,000
8370555 Method and system for allowing a media player to determine if it supports the capabilities of an accessory Paul-Phillip Holden, Greg Marriott, Donald J. Novotney, John Benjamin Filson 2013-02-05 $88,003,000
8358273 Portable media device with power-managed display Andrew Hodge, Guy Bar-Nahum, Shawn R. Gettemy 2013-01-22 $96,014,000
8332668 Method and system for discovering a power source on a peripheral bus Ken Herman, Barry Twycross 2012-12-11 $83,814,000
8285901 Communication between an accessory and a media player using an extended interface lingo Emily Clark Schubert, Wang Chun Leung, Gregory T. Lydon, Scott Krueger, Paul-Phillip Holden +4 more 2012-10-09 $139,406,000
8271705 Dual key electronic connector Donald J. Novotney, John Benjamin Filson 2012-09-18 $127,165,000
8255640 Media device with intelligent cache utilization Andrew Hodge, Guy Bar-Nahum 2012-08-28 $72,244,000
8239595 Communication between a media player and an accessory with an extended interface mode Emily Clark Schubert, Wang Chun Leung, Gregory T. Lydon, Scott Krueger, Paul-Phillip Holden +4 more 2012-08-07 $90,079,000
8232771 Battery gas gauge reset mechanism Timothy M. Johnson, Scott Mullins 2012-07-31 $166,751,000
8223986 Electronic device and external equipment with digital noise cancellation and digital audio path Wendell B. Sander, Jeffrey J. Terlizzi, Brian Sander, Barry Corlett 2012-07-17 $130,366,000