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

Li Du — 28 Patents

KNKneron: 7 patents #2 of 13Top 20%
CLCirrus Logic: 6 patents #239 of 1,131Top 25%
TAThe University Of Akron: 4 patents #50 of 724Top 7%
LSLsi: 2 patents #1,444 of 3,238Top 45%
University of California: 2 patents #4,561 of 18,278Top 25%
UNUnknown: 2 patents #12,644 of 83,584Top 20%
BGBsh Hausgeräte Gmbh: 2 patents #435 of 1,405Top 35%
Qualcomm: 1 patents #7,593 of 12,104Top 65%
San Diego, CA: #1,411 of 23,606 inventorsTop 6%
California: #19,067 of 386,348 inventorsTop 5%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Li Du has been granted 28 US patents while listed as an inventor at Kneron. The first was granted in 1999 and the most recent in February 2024. Li Du ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Li Du in San Diego, CA, US.

Patents per Year

Patents granted per year, 1999 to 2024Bar chart with a peak of 4 patents in 2020.peak 41999: 1 patents19992001: 2 patents2002: 2 patents20022004: 1 patents2011: 3 patents20112013: 1 patents2017: 3 patents20172018: 1 patents2019: 3 patents20192020: 4 patents2021: 4 patents20212022: 2 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11906240 Refrigerator and method for operating a refrigerator Jing Hong, Yu Xia 2024-02-20
11521051 Memristive neural network computing engine using CMOS-compatible charge-trap-transistor (CTT) Mau-Chung Frank Chang, Yuan Du 2022-12-06
11441837 Refrigerator with a movable shelf or storage container Jing Hong, Yu Xia 2022-09-13
11175822 Touchscreen with group filtering Mau-Chung Frank Chang, Chunchen Liu, Yan Zhang 2021-11-16
11085829 Infrared temperature-measurement probe Chao Wang, Yang Yang, Jing Jiang, Chengui Zhang, Zezhan Zhang +7 more 2021-08-10
10943166 Pooling operation device and method for convolutional neural network Yuan Du, Chun-Chen Liu 2021-03-09
10936937 Convolution operation device and convolution operation method Yuan Du, Chun-Chen Liu 2021-03-02
10796443 Image depth decoder and computing device Ming Jiang, Yuan Du, Jie Wu, Jun Su 2020-10-06
10746604 Apparatus for measuring temperature of aero-engine turbine blades Chao Wang, Zezhan Zhang, Fei Wang, Chengui Zhang, Jun Hu +7 more 2020-08-18
10670464 Method of collecting radiation information of turbine blade Chao Wang, Ying Duan, Jun Hu, Zezhan Zhang, Yang Yang +11 more 2020-06-02
10552732 Multi-layer neural network Yilei Li, Yuan Du, Chun-Chen Liu 2020-02-04
10516415 Method of compressing convolution parameters, convolution operation chip and system Yuan Du, Jun Su, Ming Jiang 2019-12-24
10386249 Wearable inductive-force sensor Jiang Zhe 2019-08-20
10169295 Convolution operation device and method Yuan Du, Yi LI, Yen-Cheng Kuan, Chun-Chen Liu 2019-01-01
10162799 Buffer device and convolution operation device and method Yuan Du, Yi LI, Yen-Cheng Kuan, Chun-Chen Liu 2018-12-25
9797851 Integrated ultrasonic-inductive pulse sensor for wear debris detection Jiang Zhe 2017-10-24
9709376 High sensitivity inductive sensor for measuring blade tip clearance Jiang Zhe 2017-07-18
9608586 Voltage-to-current converter Sang Min Lee, Dongwon Seo 2017-03-28 $5,956,000
8522604 Metal wear detection apparatus and method employing microfluidic electronic device Jiang Zhe, Joan Elizabeth Carletta, Robert J. Veillette 2013-09-03
8046666 Combined DC restoration double detection and loops Jongseung Park, Andrei Vityaev 2011-10-25
7963027 Method of manufacturing a switch device 2011-06-21
7929240 Systems and methods for adaptive MRA compensation George Mathew, Yuan Xing Lee, Harley Burger 2011-04-19
6819514 Adaptive equalization and interpolated timing recovery in a sampled amplitude read channel for magnetic recording Richard T. Behrens, William G. Bliss, David E. Reed, Mark S. Spurbeck 2004-11-16 $6,481,000
6490110 Servo data detection with improved phase shift tolerance David E. Reed, Stephen A. Turk 2002-12-03 $3,207,000
6381085 Zero forcing adaptive equalization in a disk drive read channel Mark S. Spurbeck, German Feyh 2002-04-30 $10,822,000