Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Kehlet — 22 Patents

Oracle: 18 patents #520 of 14,854Top 4%
Intel: 4 patents #8,538 of 30,777Top 30%
University of Florida: 1 patents #1,174 of 2,560Top 50%
Sunnyvale, CA: #1,137 of 14,302 inventorsTop 8%
California: #25,951 of 386,348 inventorsTop 7%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
David Kehlet has been granted 22 US patents while listed as an inventor at Oracle. The first was granted in 1997 and the most recent in November 2025. David Kehlet ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list David Kehlet in Sunnyvale, CA, US.

Patents per Year

Patents granted per year, 1997 to 2024Bar chart with a peak of 5 patents in 2005.peak 51997: 1 patents19971999: 3 patents19992000: 1 patents20002003: 2 patents20032004: 4 patents20042005: 5 patents20052006: 2 patents20062023: 1 patents20232024: 2 patents2024

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12470221 Programmable application-specific array for protecting confidentiality and integrity of hardware IPS Swarup Bhunia, Aritra Dasgupta, Pravin Dasharth Gaikwad, Md Moshiur Rahman, Aritra BHATTACHARYAY +1 more 2025-11-11
12118282 Removal of hardware intellectual property and programmable replacement Swarup Bhunia, Abdulrahman Alaql, Nij Dorairaj 2024-10-15
12088695 Systems and methods for device authentication in supply chain Shuanghong Sun, Saikumar Jayaraman, Fariaz Karim 2024-09-10 $16,964,000
11562117 Systems and methods for logic circuit replacement with configurable circuits Nij Dorairaj 2023-01-24 $19,543,000
7042452 Triangle coverage estimation and edge-correct tessellation Michael A. Wasserman, Ranjit Oberoi, Te-Chun Yu 2006-05-09 $6,699,000
7023444 Multi-texturing by walking an appropriately-sized supertile over a primitive Brian D. Emberling, Michael G. Lavelle, Assana M. Fard, Nandini Ramani, Michael A. Wasserman +2 more 2006-04-04 $14,089,000
6961861 Globally clocked interfaces having reduced data path length Alex N. Koltzoff 2005-11-01 $4,720,000
6924820 Over-evaluating samples during rasterization for improved datapath utilization Nandini Ramani, Michael G. Lavelle, Mark E. Pascual, Ewa M. Kubalska, Yi-Ming Tian 2005-08-02 $5,581,000
6914610 Graphics primitive size estimation and subdivision for use with a texture accumulation buffer Michael G. Lavelle, Wayne Morse, Rangit S. Oberoi, Michael A. Wasserman, Brian D. Emberling +1 more 2005-07-05 $5,994,000
6873330 System and method for performing predictable signature analysis Wayne Eric Burk, David Gibbs 2005-03-29 $18,940,000
6864892 Graphics data synchronization with multiple data paths in a graphics accelerator Michael G. Lavelle, Brian D. Emberling, Thomas W. Bowman 2005-03-08 $12,249,000
6833834 Frame buffer organization and reordering Michael A. Wasserman, Michael G. Lavelle, Yan Yan Tang, Ewa M. Kubalska 2004-12-21 $26,486,000
6831653 Graphics pixel packing for improved fill rate performance Nandini Ramani, Yan Yan Tang, Roger Swanson 2004-12-14 $14,930,000
6803916 Rasterization using two-dimensional tiles and alternating bins for improved rendering utilization Nandini Ramani, Ewa M. Kubalska, Michael G. Lavelle, Michael A. Wasserman, Kevin Dechau Tang +1 more 2004-10-12 $23,487,000
6795080 Batch processing of primitives for use with a texture accumulation buffer Michael G. Lavelle, Michael A. Wasserman, Nandini Ramani, Ranjit Oberoi 2004-09-21 $8,802,000
6670959 Method and apparatus for reducing inefficiencies in shared memory devices Michael A. Wasserman, Michael G. Lavelle, Glenn Gracon 2003-12-30 $28,536,000
6654021 Multi-channel, demand-driven display controller Michael A. Wasserman, Michael G. Lavelle, Nathaniel David Naegle, Steven Te-Chun Yu, Glenn Gracon 2003-11-25 $8,451,000
6020901 Fast frame buffer system architecture for video display system Michael G. Lavelle, Alex N. Koltzoff 2000-02-01 $118,717,000
5963200 Video frame synchronization of independent timing generators for frame buffers in a master-slave configuration Michael F. Deering, Michael G. Lavelle, Alex N. Koltzoff 1999-10-05 $69,537,000
5956046 Scene synchronization of multiple computer displays Michael G. Lavelle, Michael F. Deering 1999-09-21 $84,680,000
5862150 Video frame signature capture Michael G. Lavelle, Alex N. Koltzoff 1999-01-19 $44,924,000
5696534 Time multiplexing pixel frame buffer video output Michael G. Lavelle, Alex N. Koltzoff 1997-12-09 $27,796,000