TY

Takao Yamashita

NT NTT: 12 patents #334 of 4,871Top 7%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #304,539 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12244727 User credential control system and user credential control method Yoshihiko Omori 2025-03-04
12206794 User information management system, user information management method, user agent and program Yoshihiko Omori, Yurika SUGA, Yasuhiko Yoshimura 2025-01-21
12155655 Owner identity confirmation system and owner identity confirmation method Yoshihiko Omori 2024-11-26
12120247 Owner identity confirmation system, certificate authority server and owner identity confirmation method Yoshihiko Omori 2024-10-15
12120248 Owner identity confirmation system, terminal and owner identity confirmation method Yoshihiko Omori 2024-10-15
12022004 Terminal registration system and terminal registration method Hideo Nishimura, Yasuhiko Yoshimura, Satoru Furukawa 2024-06-25
11956238 Authorization system and authorization method Yoshihiko Omori, Hideo Nishimura 2024-04-09
11917076 Terminal registration system and terminal registration method Hideo Nishimura, Yasuhiko Yoshimura, Satoru Furukawa 2024-02-27
11721148 Authorization system, management server and authorization method Yoshihiko Omori 2023-08-08
11533186 Proprietor's identity confirmation system, terminal management server, and proprietor's identity confirmation method Yoshihiko Omori 2022-12-20
11483159 Terminal registration system and terminal registration method Hideo Nishimura, Yasuhiko Yoshimura, Satoru Furukawa 2022-10-25
11424915 Terminal registration system and terminal registration method with reduced number of communication operations Hideo Nishimura, Yasuhiko Yoshimura 2022-08-23
8469524 Projection display device Masahiro Uchiyama, Akio Muraji 2013-06-25
5735078 Method of producing intergeneric or interspecific hybrids by ion beam irradiation Hiroshi Watanabe, Atsushi Tanaka, Shigemitsu Tano, Masayoshi Inoue, Akio Nakamura 1998-04-07
4275321 Drip-proof type electrical rotating machine Koji Shimamoto, Mitsuo Shimizu 1981-06-23