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

Tong Zhao — 154 Patents

STSeagate Technology: 87 patents #21 of 4,701Top 1%
HTHeadway Technologies: 49 patents #28 of 309Top 10%
TTTaiyuan University Of Technology: 5 patents #23 of 480Top 5%
W(Western Digital (Fremont): 3 patents #181 of 473Top 40%
MTMagic Technologies: 1 patents #40 of 54Top 75%
HUHenan Polytechnic University: 1 patents #9 of 128Top 8%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
UAUniversity Of Alabama: 1 patents #133 of 324Top 45%
Eden Prairie, MN: #4 of 1,491 inventorsTop 1%
Minnesota: #67 of 52,454 inventorsTop 1%
Overall (All Time): #5,907 of 4,157,543Top 1%
154 Patents All Time
Tong Zhao has been granted 154 US patents while listed as an inventor at Seagate Technology. The first was granted in 2005 and the most recent in November 2025. Tong Zhao ranks #5,907 of 4,157,543 US inventors in our database (top 0.14%). Patent records list Tong Zhao in Eden Prairie, MN, US.

Issued Patents All Time

Showing 1–25 of 154 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12466950 Phthalonitrile-based composite material, preparation method therefor and use thereof Heng Zhou, Ying Chun Guo, Xiping Liu 2025-11-11
12249357 Single-grain near-field transducer and process for forming same Michael C. Kautzky, Li Wan, Xiaolu Kou 2025-03-11
12057147 Thin-film crystalline structure with surfaces having selected plane orientations Li Wan, Michael C. Kautzky 2024-08-06 $134,673,000
D1028965 Magnetic holder for electronic equipment Yingyi Wang 2024-05-28
11935567 Single-grain near-field transducer and process for forming same Michael C. Kautzky, Li Wan, Xiaolu Kou 2024-03-19 $44,406,000
11875826 Heat-assisted magnetic recording head with a bilayer adhesion structure Michael C. Kautzky, Venkateswara Rao Inturi, Xiaoyue Huang, Lance Nevala 2024-01-16 $33,532,000
11798581 Heat-assisted magnetic recording head with nanoparticles Venkateswara Rao Inturi, Michael C. Kautzky 2023-10-24 $18,864,000
11663707 Method and system for image enhancement Guoyin Wang, Bin Xiao 2023-05-30
11587581 Transfer-printed near-field transducer and heat sink Mark Anthony Gubbins, Roger L. Hipwell, Jr., Marcus B. Mooney, Mark Ostrowski, Michael James Hardy +4 more 2023-02-21 $34,541,000
11423928 Processing for forming single-grain near-field transducer Michael C. Kautzky, Li Wan, Xiaolu Kou 2022-08-23 $24,568,000
11288783 Method and system for image enhancement Guoyin Wang, Bin Xiao 2022-03-29
11183215 Thin-film crystalline structure with surfaces having selected plane orientations Li Wan, Michael C. Kautzky 2021-11-23 $63,776,000
11164600 Methods of forming materials Michael C. Kautzky, Lance Nevala 2021-11-02 $59,503,000
11162169 Near-field transducer having secondary atom higher concentration at bottom of the peg Michael C. Kautzky, Sarbeswar Sahoo, Justin Brons, Jie Gong, Yuhang Cheng 2021-11-02 $59,503,000
11152763 INP-based monolithic integrated chaotic semiconductor laser chip capable of feeding back randomly diffused light Mingjiang Zhang, Jianzhong Zhang, Ya'nan Niu, Yi Liu, Lijun Qiao +2 more 2021-10-19
11107499 Materials for near field transducers and near field transducers containing same Yuhang Cheng, Michael C. Kautzky, Ed F. Rejda, Kurt W. Wierman, Scott Franzen +4 more 2021-08-31 $23,611,000
11107496 Near field transducers including platinum group alloys Martin Blaber, Li Wan 2021-08-31 $23,611,000
11081860 Integrated broadband chaotic semiconductor laser using optical microcavities Anbang Wang, Yixuan Wang, Yuncai Wang, Yuanyuan Guo, Longsheng WANG 2021-08-03
11050485 High-precision and large-dynamic-range fault monitoring device and method for WDM-PON Yuncai Wang, Anbang Wang, Bingjie Wang, Peixin He 2021-06-29
11041784 Dual-arm clamping type holder for transmission electron microscopy grids and preparation method thereof Jingnan Liang, Hao Liang, Yiwei Liu, Weina SUN, Chunli Li +5 more 2021-06-22
11041820 Magnetic holder for immunoelectron microscopy grids Jingnan Liang, Yiwei Liu, Qian Wang, Zhousinuo Jiang, Xing Dai +6 more 2021-06-22
10984821 Transfer-printed near-field transducer and heat sink Mark Anthony Gubbins, Roger L. Hipwell, Jr., Marcus B. Mooney, Mark Ostrowski, Michael James Hardy +4 more 2021-04-20 $29,767,000
10964347 Materials for near field transducers, near field tranducers containing same, and methods of forming Yuhang Cheng, Michael C. Kautzky, Ed F. Rejda, Kurt W. Wierman, Scott Franzen +6 more 2021-03-30 $17,277,000
10944498 Device and method for monitoring two-stage faults of TDM-PON with high precision Anbang Wang, Yuncai Wang, Bingjie Wang, Peixin He 2021-03-09
10923881 Monolithic integrated semiconductor random laser Mingjiang Zhang, Jianzhong Zhang, Tianshuang Lv, Lijun Qiao, Yi Liu +2 more 2021-02-16