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

David W. Singer — 130 Patents

Apple: 129 patents #158 of 18,612Top 1%
San Francisco, CA: #95 of 26,999 inventorsTop 1%
California: #1,358 of 386,348 inventorsTop 1%
Overall (All Time): #8,439 of 4,157,543Top 1%
130 Patents All Time
David W. Singer has been granted 130 US patents while listed as an inventor at Apple. The first was granted in 1998 and the most recent in October 2025. David W. Singer ranks #8,439 of 4,157,543 US inventors in our database (top 0.20%). Patent records list David W. Singer in San Francisco, CA, US.

Patents per Year

Patents granted per year, 1998 to 2025Bar chart with a peak of 21 patents in 2014.peak 211998: 1 patents19982000: 1 patents2002: 1 patents2003: 1 patents20032004: 5 patents2006: 1 patents2007: 1 patents20072008: 2 patents2009: 2 patents2010: 4 patents20102011: 5 patents2012: 8 patents2013: 1 patents20132014: 21 patents2015: 11 patents2016: 4 patents20162017: 4 patents2018: 5 patents2019: 5 patents20192020: 9 patents2021: 7 patents2022: 11 patents20222023: 8 patents2024: 6 patents2025: 6 patents2025

Issued Patents All Time

Showing 1–25 of 130 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12439083 Point cloud compression with supplemental information messages Alexandros Tourapis, Jungkil Kim, Khaled Mammou, Fabrice A. Robinet 2025-10-07
12401822 Bit stream structure for compressed point cloud data Jungsun Kim, Alexandros Tourapis, Khaled Mammou, Fabrice A. Robinet, Yeping Su 2025-08-26
12395625 Reference picture management and list construction Alexandros Tourapis, Jungsun Kim, Krishnakanth Rapaka 2025-08-19
12323590 Multidimensional quantization techniques for video coding/decoding systems Alexandros Tourapis, Yeping Su, Hsi-Jung Wu 2025-06-03
12244820 Adaptive transfer function for video encoding and decoding Alexandros Tourapis 2025-03-04
12238342 Video compression with in-loop sub-image level controllable noise generation Hye-Yeon Cheong, Alexandros Tourapis 2025-02-25
12075093 Media object compression/decompression with adaptive processing for block-level sub-errors and/or decomposed block-level sub-errors Alexandros Tourapis, Hye-Yeon Cheong, Dominik Mehlem 2024-08-27 $283,265,000
12058361 Reference picture re-sampling Krishnakanth Rapaka, Alexandros Tourapis 2024-08-06 $268,361,000
11979572 Adaptive quantizer design for video coding Krishnakanth Rapaka, Jaehong Chon, Alexandros Tourapis 2024-05-07 $289,820,000
11962786 Multi-stage block coding Krishnakanth Rapaka, Alexandros Tourapis 2024-04-16 $181,044,000
11924440 Techniques of multi-hypothesis motion compensation Alexandros Tourapis, Yeping Su, Hsi-Jung Wu 2024-03-05 $135,445,000
11863738 Reference picture management and list construction Alexandros Tourapis, Jungsun Kim, Krishnakanth Rapaka 2024-01-02 $111,466,000
11758133 Flexible block partitioning structures for image/video compression and processing Alexandros Tourapis, Dominik Mehlem, Krishnakanth Rapaka 2023-09-12 $153,019,000
11711544 Point cloud compression with supplemental information messages Alexandros Tourapis, Jungsun Kim, Khaled Mammou, Fabrice A. Robinet 2023-07-25 $302,876,000
11711527 Adaptive chroma downsampling and color space conversion techniques Alexandros Tourapis, Yeping Su, Hsi-Jung Wu 2023-07-25 $302,876,000
11683525 Point cloud compression with multi-resolution video encoding Khaled Mammou, Yeping Su, Jungsun Kim, Valery G. Valentin, Fabrice A. Robinet +2 more 2023-06-20 $341,239,000
11676309 Point cloud compression using masks Alexandros Tourapis, Khaled Mammou, Yeping Su, Fabrice A. Robinet 2023-06-13 $237,724,000
11663744 Point cloud compression with adaptive filtering Alexandros Tourapis, Khaled Mammou, Yeping Su, Jungsun Kim, Valery G. Valentin +2 more 2023-05-30 $227,111,000
11647226 Bit stream structure for compressed point cloud data Jungsun Kim, Alexandros Tourapis, Khaled Mammou, Fabrice A. Robinet, Yeping Su 2023-05-09 $324,008,000
11606569 Extending supported components for encoding image data Alexandros Tourapis, Yeping Su, Khaled Mammou, Jungsun Kim, Fabrice A. Robinet +3 more 2023-03-14 $318,065,000
11539974 Multidimensional quantization techniques for video coding/decoding systems Alexandros Tourapis, Yeping Su, Hsi-Jung Wu 2022-12-27 $173,136,000
11514611 Point cloud compression with closed-loop color conversion Khaled Mammou, Yeping Su, Alexandros Tourapis, Fabrice A. Robinet, Hsi-Jung Wu 2022-11-29 $175,082,000
11496770 Media object compression/decompression with adaptive processing for block-level sub-errors and/or decomposed block-level sub-errors Alexandros Tourapis, Hye-Yeon Cheong, Dominik Mehlem 2022-11-08 $276,486,000
11463707 Techniques of multi-hypothesis motion compensation Alexandros Tourapis, Yeping Su, Hsi-Jung Wu 2022-10-04 $219,253,000
11445202 Adaptive transfer function for video encoding and decoding Alexandros Tourapis 2022-09-13 $228,578,000