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

Jiajun Zhao — 19 Patents

Amazon: 8 patents #1,976 of 19,158Top 15%
HSHalliburton Energy Services: 7 patents #1,107 of 5,294Top 25%
GIGowell International: 1 patents #7 of 8Top 90%
Overall (All Time): #229,345 of 4,157,543Top 6%
19 Patents All Time
Jiajun Zhao has been granted 19 US patents while listed as an inventor at Amazon. The first was granted in 2020 and the most recent in December 2025. Jiajun Zhao ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list Jiajun Zhao in Changning District, TX, CN.

Patents per Year

Patents granted per year, 2020 to 2025Bar chart with a peak of 4 patents in 2020.peak 42020: 4 patents20202022: 3 patents20222023: 4 patents20232024: 4 patents20242025: 4 patents2025

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12484493 Perforating, oxygenating and water injection integrated apparatus for mushroom sticks of edible mushrooms and working method thereof Hongzhi Guo, Qiu He, Youhui Chu, Yi Li, Juan Li +2 more 2025-12-02
12485108 Method for treating fatty liver disease and/or steatohepatitis Yurou JIANG, Weiting Zhong, Yanxia ZHAO, Hongjun Wang, Jieming Li +3 more 2025-12-02
12416232 Real-time tool mode waveform removal Ruijia Wang, Brenda Sue Jonathan 2025-09-16
12360266 Acoustic transducer with piezoelectric elements having different polarities Jing Jin, Ruijia Wang, Chung Chang 2025-07-15
12148218 Analyzing sensor data to identify events Ivan Stankovic, Joseph M. Alyea, Kartik Muktinutalapati, Waqas Ahmed, Dilip Kumar +3 more 2024-11-19 $417,409,000
12100218 Associating carts and users in hybrid environments Hue Tuan Thi, Xiaoxia Shi, Yuzhou Feng, Ejaz Ahmed, Chris Broaddus +2 more 2024-09-24 $576,506,000
12037887 Real-time cement bond logging based on correlation Ruijia Wang, Jonathan Brenda Sue 2024-07-16 $10,815,000
12038546 Methods to estimate formation slowness from multi-borehole modes and of a multi-mode dispersion wave and multi-mode dispersion estimation systems Ruijia Wang 2024-07-16 $10,815,000
11829943 Updating a position of a user within a materials handling facility Pranab Mohanty, Shrivatsan Vasudhevan, Frank Florian Liberato, Jr., Maxwell Aaron Corman, Ammar Chinoy +1 more 2023-11-28 $316,177,000
11688170 Analyzing sensor data to identify events Ivan Stankovic, Joseph M. Alyea, Kartik Muktinutalapati, Waqas Ahmed, Dilip Kumar +3 more 2023-06-27 $521,160,000
11656379 Methods to estimate formation shear wave slowness from multi-firings of different types of acoustic sources and multi-mode dispersion estimation systems Ruijia Wang 2023-05-23 $14,972,000
11567228 Acoustic dispersion curve identification based on reciprocal condition number Ruijia Wang, Qingtao Sun, Richard Timothy Coates 2023-01-31 $20,279,000
11410155 Secure scannable code systems and methods Biraj Gauli, Sanjay Dash, Smita Joshi, Siddharth Lathia, Margaret Draughon Poole +1 more 2022-08-09 $213,002,000
11395097 Time-based check-in for mobile-device applications Margaret Draughon Poole, Karen Arango, Smita Joshi, Siddharth Lathia, Bilyana Slavova 2022-07-19 $173,831,000
11360232 Mapping wave slowness using multi-mode semblance processing techniques Ruijia Wang, Wei-Bin Ewe 2022-06-14 $16,233,000
10810539 Re-establishing tracking of a user within a materials handling facility Pranab Mohanty, Shrivatsan Vasudhevan, Frank Florian Liberato, Jr., Maxwell Aaron Corman, Ammar Chinoy +1 more 2020-10-20 $221,169,000
10805765 Time-based check-in for mobile-device applications Margaret Draughon Poole, Karen Arango, Smita Joshi, Siddharth Lathia, Bilyana Slavova 2020-10-13 $240,479,000
10801997 Method and system of evaluating cement bonds through tubing Jinsong Zhao, Qinshan Yang 2020-10-13
10652637 Audio speaker and method of producing an audio speaker Ying Wu 2020-05-12