Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen Jay Shellhammer — 128 Patents

Qualcomm: 104 patents #232 of 12,104Top 2%
STSymbol Technologies: 22 patents #52 of 1,181Top 5%
Ramona, CA: #2 of 542 inventorsTop 1%
California: #1,392 of 386,348 inventorsTop 1%
Overall (All Time): #8,696 of 4,157,543Top 1%
128 Patents All Time
Stephen Jay Shellhammer has been granted 128 US patents while listed as an inventor at Qualcomm. The first was granted in 1992 and the most recent in December 2025. Stephen Jay Shellhammer ranks #8,696 of 4,157,543 US inventors in our database (top 0.21%). Patent records list Stephen Jay Shellhammer in Ramona, CA, US.

Issued Patents All Time

Showing 1–25 of 128 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12495383 Zero-shot deep learning for multi-target RF positioning Farhad Ghazvinian Zanjani, Daniel Hendricus Franciscus DIJKMAN, Hanno ACKERMANN, Ishaque Ashar KADAMPOT, Brian Michael Buesker +1 more 2025-12-09
12476847 Radio frequency sensing with channel impulse response Pooria PAKROOH, Bin Tian, Koorosh Akhavan, Le Nguyen Luong, Ishaque Ashar KADAMPOT 2025-11-18
12439384 Enhanced trigger frame Sameer Vermani, Jialing Li Chen, Bin Tian, Alfred Asterjadhi, Yanjun Sun 2025-10-07
12375251 Bandwidth indications for a secondary 160 MHZ channel Bin Tian, Jialing Li Chen, Sameer Vermani, Kanke WU, Youhan Kim 2025-07-29
12323254 HARQ sequences in wireless networks Jialing Li Chen, Alfred Asterjadhi, Dung Ngoc Doan, Bin Tian, Youhan Kim 2025-06-03
12289260 Physical (PHY) layer control for wireless local area network (WLAN) communication Bin Tian 2025-04-29
12267709 Techniques for wide bandwidth positioning in a wireless local area network Yanjun Sun, Alireza Raissinia, Xiaoxin Zhang, George Cherian, Alfred Asterjadhi +1 more 2025-04-01
12250105 Secure long training field (LTF) Bin Tian, Alireza Raissinia, Youhan Kim 2025-03-11
12244417 Link adaptation protocol in a wireless local area network (WLAN) Sameer Vermani, Lin Yang, Jialing Li Chen, Dung Ngoc Doan, Bin Tian 2025-03-04
12207133 Resource unit (RU) downsizing Bin Tian 2025-01-21
12160908 Priority access in a wireless local area network (WLAN) George Cherian, Alfred Asterjadhi, Bin Tian 2024-12-03 $29,038,000
12137015 Multi-generation communication in a wireless local area network (WLAN) Bin Tian, Sameer Vermani, Jialing Li Chen, Youhan Kim 2024-11-05 $41,801,000
12132682 Scaling and quantization for channel state information reporting Bin Tian, Alireza Raissinia, Simone Merlin 2024-10-29 $22,162,000
12126550 Protocols for multi-access point coordinated multi-user transmissions George Cherian, Alfred Asterjadhi, Abhishek Pramod Patil, Sameer Vermani, Bin Tian +3 more 2024-10-22 $21,987,000
12096492 Priority access in a wireless local area network (WLAN) George Cherian, Alfred Asterjadhi, Bin Tian 2024-09-17 $25,177,000
12081469 Multi-generation communication in a wireless local area network (WLAN) Bin Tian, Sameer Vermani, Jialing Li Chen 2024-09-03 $17,454,000
12081261 Narrowband assisted ultrawideband message sequences Pooria PAKROOH, Bin Tian, Le Nguyen Luong, Koorosh Akhavan 2024-09-03 $17,454,000
11950286 Uplink multiple access sounding sequences Alireza Raissinia, Xiaoxin Zhang 2024-04-02 $17,562,000
11924812 Enhanced trigger frame Sameer Vermani, Jialing Li Chen, Bin Tian, Alfred Asterjadhi, Yanjun Sun 2024-03-05 $14,429,000
11916676 Memory management for hybrid automatic repeat request (HARQ) in a wireless local area network (WLAN) Alfred Asterjadhi, George Cherian, Abhishek Pramod Patil, Lochan Verma, Jialing Li Chen +2 more 2024-02-27 $8,597,000
11894964 Secure long training field (LTF) Bin Tian, Alireza Raissinia, Youhan Kim 2024-02-06 $12,962,000
11894929 Hybrid automatic repeat request (HARQ) in a wireless local area network (WLAN) Alfred Asterjadhi, George Cherian, Abhishek Pramod Patil, Lochan Verma, Jialing Li Chen +2 more 2024-02-06 $12,962,000
11888780 Special user information field for trigger frame Bin Tian, Yanjun Sun, Alfred Asterjadhi 2024-01-30 $8,604,000
11888593 Scaling and quantization for channel state information reporting Bin Tian, Alireza Raissinia, Simone Merlin 2024-01-30 $8,604,000
11877352 Physical layer protocol data unit (PPDU) format for Wi-Fi sensing Xiaoxin Zhang, Kapil Rai, Jayanand Asok Kumar, Vikram KANDUKURI, Sarin MATHEN 2024-01-16 $18,030,000