Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Christopher J. Diorio — 260 Patents

IMImpinj: 232 patents #1 of 88Top 2%
Caltech: 12 patents #169 of 4,321Top 4%
SYSynopsys: 2 patents #669 of 2,302Top 30%
VLVirage Logic: 1 patents #44 of 67Top 70%
Shoreline, WA: #1 of 433 inventorsTop 1%
Washington: #27 of 76,902 inventorsTop 1%
Overall (All Time): #1,817 of 4,157,543Top 1%
260 Patents All Time
Christopher J. Diorio has been granted 260 US patents while listed as an inventor at Impinj. The first was granted in 1997 and the most recent in November 2025. Christopher J. Diorio ranks #1,817 of 4,157,543 US inventors in our database (top 0.04%). Patent records list Christopher J. Diorio in Shoreline, WA, US.

Issued Patents All Time

Showing 1–25 of 260 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12468915 Item identification via RFID tag secret Matthew Robshaw, Tan Mau Wu 2025-11-11
12430611 RFID systems with session-dependent replies Theron Stanford, Alberto Pesavento, Vadim Lobanov 2025-09-30
12393797 User-filtered RFID inventory 2025-08-19
12361233 RFID tags enforcing persistence while powered Theron Stanford 2025-07-15
12333374 Fast frequency switching for RFID applications Mike Thomas, Omer Onen, Joe Tarantino 2025-06-17
12321798 RFID tag clock frequency reduction during tuning John D. Hyde, Shailendra Srinivas, Jay A. Kuhn, Ronald A. Oliver, Harley Heinrich +1 more 2025-06-03
12299521 RFID integrated circuit identifier self-check 2025-05-13
12169752 Enhanced RFID tag authentication Matthew Robshaw 2024-12-17 $53,943,000
12147942 RFID loss-prevention based on transition risk Alberto Pesavento 2024-11-19 $67,221,000
12125364 Environment-based RFID IC behavior Harley Heinrich, Matthew Robshaw, Theron Stanford, Charles J. T. Peach, John D. Hyde +1 more 2024-10-22
12093767 RFID tags with public and private inventory states Joel D. Peshkin 2024-09-17 $78,786,000
12086668 Item identification via RFID tag secret Matthew Robshaw, Tan Mau Wu 2024-09-10
12039390 RFID ICs with privacy modes Jesse Paul COOKE, Christopher D. Peterson 2024-07-16
11995498 User-filtered RFID inventory 2024-05-28 $66,324,000
11960955 Fast frequency switching for RFID applications Mike Thomas, Omer Onen, Joe Tarantino 2024-04-16 $54,195,000
11893446 RFID integrated circuit identifier self-check 2024-02-06 $45,563,000
11853826 RFID tag clock frequency reduction during tuning John D. Hyde, Shailendra Srinivas, Jay A. Kuhn, Ronald A. Oliver, Harley Heinrich +1 more 2023-12-26 $38,912,000
11798392 Environment-based RFID IC behavior Harley Heinrich, Matthew Robshaw, Theron Stanford, Charles J. T. Peach, John D. Hyde +1 more 2023-10-24 $13,410,000
11790206 High-speed RFID tag assembly using impulse heating Ronald L. Koepp, Harley Heinrich 2023-10-17 $11,786,000
11783140 RFID tags enforcing persistence while powered Theron Stanford 2023-10-10 $23,568,000
11748703 RFID loss-prevention based on transition risk Alberto Pesavento 2023-09-05 $29,040,000
11681889 Digital identities for physical items Matthew Robshaw, Tan Mau Wu 2023-06-20 $40,823,000
11651180 Item identification via RFID tag secret Matthew Robshaw, Tan Mau Wu 2023-05-16 $42,050,000
11562322 RFID systems with session-dependent replies Theron Stanford, Alberto Pesavento, Vadim Lobanov 2023-01-24 $48,749,000
11514254 User-filtered RFID inventory 2022-11-29 $23,798,000