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USPTO Patent Rankings Data through Dec 31, 2025
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Hiroto TAMIYA — 13 Patents

Nec: 11 patents #1,185 of 14,502Top 9%
Tokyo, JP: #12,103 of 90,295 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Hiroto TAMIYA has been granted 13 US patents while listed as an inventor at Nec. The first was granted in 2023 and the most recent in December 2025. Hiroto TAMIYA ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Hiroto TAMIYA in Tokyo, JP.

Patents per Year

Patents granted per year, 2023 to 2025Bar chart with a peak of 8 patents in 2025.peak 82023: 1 patents20232024: 4 patents20242025: 8 patents2025

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12489619 Terminal apparatus, encrypted information transformation apparatus, collation system, input information encryption method, encrypted information transformation method, collation method, input information encryption program, and encrypted information transformation program Kengo Mori, Toshiyuki Isshiki, Sanami NAKAGAWA, Masahiro Nara 2025-12-02
12463793 Authentication system, authenticatee apparatus, authenticator apparatus, authentication method, and authentication program Toshiyuki Isshiki, Kengo Mori, Haruna FUKUDA, Masahiro Nara 2025-11-04
12411922 System for cancelable biometric feature data generation Toshiyuki Isshiki 2025-09-09
12375264 Information concealing control apparatus, information concealing apparatus, information reconfiguration control apparatus, information reconfiguring apparatus, information concealing system, information concealing control method, information reconfiguration control method, information concealing control program, and information reconfiguration control program Toshiyuki Isshiki 2025-07-29
12278909 Signature verification system, signature apparatus, signature verification method, and program Batnyam Enkhtaivan, Toshiyuki Isshiki 2025-04-15
12242644 Collation system, client terminal, server apparatus, collation method, and program Toshiyuki Isshiki, Masahiro Nara, Toshihiko Okamura 2025-03-04
12199638 Information concealing apparatus, information reconfiguring apparatus, information concealing system, information concealing method, information reconfiguring method, information concealing program, and information reconfiguring program Toshiyuki Isshiki 2025-01-14
12200147 Collation system, client, and server Toshiyuki Isshiki, Toshihiko Okamura, Haruna FUKUDA, Masahiro Nara 2025-01-14
12155769 Information matching system and information matching method Haruna FUKUDA, Toshihiko Okamura, Toshiyuki Isshiki, Masahiro Nara 2024-11-26
12143482 Information matching system and information matching method Haruna FUKUDA, Toshiyuki Isshiki, Masahiro Nara, Toshihiko Okamura 2024-11-12
12120229 Encryption system, function value calculation method, and program Toshiyuki Isshiki, Batnyam Enkhtaivan 2024-10-15
12063293 Collation system, client and server Toshiyuki Isshiki, Haruna FUKUDA, Masahiro Nara 2024-08-13
11849019 Encryption system, key generation apparatus, key generation method, key generation program, and homomorphic operation apparatus Haruna FUKUDA, Toshiyuki Isshiki, Masahiro Nara 2023-12-19

Frequent Collaborators

Toshiyuki Isshiki13 shared
Masahiro Nara8 shared
Haruna FUKUDA6 shared
Toshihiko Okamura4 shared
Kengo Mori2 shared
Batnyam Enkhtaivan2 shared

Nearby-Ranked Inventors

Jianping Shen13
Eric John Telfeyan13
George R. Breiwa, III13
Thomas Sugar13
Andrew Howley13
Howard Halpern13
Po-Yuan Wang13
Douglas Vanesko13
Tanuj Trivedi13