Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel J. Culbert — 13 Patents

Apple: 11 patents #2,966 of 18,612Top 20%
CRChromatic Research: 1 patents #7 of 18Top 40%
LSLandmark Digital Services: 1 patents #9 of 17Top 55%
Los Gatos, CA: #633 of 2,986 inventorsTop 25%
California: #47,433 of 386,348 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Daniel J. Culbert has been granted 13 US patents while listed as an inventor at Apple. The first was granted in 1997 and the most recent in May 2024. Daniel J. Culbert ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Daniel J. Culbert in Los Gatos, CA, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11986322 Heart rate path optimizer Ehsan Maani, Ian R. Shapiro 2024-05-21 $215,899,000
10492726 Wearing dependent operation of wearable device Sorin V. Dusan, Todd K. Whitehurst 2019-12-03 $109,496,000
10145980 Wrist-detection algorithm Robert T. Aloe, Sankalita Saha, Stephen J. Waydo 2018-12-04 $82,334,000
9867575 Heart rate path optimizer Ehsan Maani, Ian R. Shapiro 2018-01-16 $88,298,000
9766370 Wrist-detection algorithm Robert T. Aloe, Sankalita Saha, Stephen J. Waydo 2017-09-19 $53,960,000
9668676 User identification system based on plethysmography 2017-06-06 $75,498,000
9632566 Dynamically controlling power based on work-loop performance 2017-04-25 $59,408,000
8644519 Electronic devices with improved audio Aleksandar Pance, Paul G. Puskarich, Craig C. Leong, Ronald N. Isaac, Ruchi Goel +3 more 2014-02-04 $72,050,000
7627477 Robust and invariant audio pattern matching Avery Li-Chun Wang 2009-12-01
6173335 Structure and protocol for routing information in a system Robert V. Welland 2001-01-09 $37,143,000
5838968 System and method for dynamic resource management across tasks in real-time operating systems 1998-11-17
5696926 Method and apparatus for transparently compressing data in a primary storage device Robert V. Welland 1997-12-09 $14,665,000
5640551 Efficient high speed trie search process Ke-Chiang Chu 1997-06-17 $3,411,000