Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11902428 | Key exchange system, communication apparatus, key exchange method and program | Junichi TOMIDA, Fumitaka Hoshino, Akira Nagai, Atsushi Fujioka | 2024-02-13 |
| 11424913 | Key exchange system and key exchange method | Hiroki Watanabe, Tsunekazu Saito, Shigenori Ohashi, Shigeru Fujimura, Atsushi Nakadaira | 2022-08-23 |
| 11095429 | Circuit concealing apparatus, calculation apparatus, and program | Ryo Kikuchi, Carmen Kempka | 2021-08-17 |
| 10804760 | Rotor and motor | — | 2020-10-13 |
| 8964988 | Secret sharing system, sharing apparatus, share management apparatus, acquisition apparatus, secret sharing method, program and recording medium | Ryo Nishimaki | 2015-02-24 |
| 8938068 | Functional encryption applied system, information output apparatus, information processing apparatus, encryption protocol execution method, information output method, information processing method, program and recording medium | Tetsutaro Kobayashi | 2015-01-20 |
| 8619980 | Information generation apparatus, method, program, and recording medium for deriving a decryption key from another decryption key | Ryo Nishimaki | 2013-12-31 |
| 8549290 | Secret sharing system, sharing apparatus, share management apparatus, acquisition apparatus, processing methods thereof, secret sharing method, program, and recording medium | Ryo Nishimaki | 2013-10-01 |
| 8515060 | Encryption apparatus, decryption apparatus, encryption method, decryption method, security method, program, and recording medium | Eiichiro Fujisaki | 2013-08-20 |
| 8458478 | Signature generating apparatus, signature verifying apparatus, and methods and programs therefor | Masayuki Abe, Tatsuaki Okamoto, Atsushi Fujioka, Go Yamamoto | 2013-06-04 |
| 8033723 | Securing structure of sensor element having lead and securing unit thereof | Kensuke Maeno, Masatoshi Hasu, Ryo Nakatsu | 2011-10-11 |
| 7941361 | System and method for quantitative competition and recording medium having recorded thereon program for implementing the method | Kunio Kobayashi, Hikaru Morita | 2011-05-10 |
| 7661132 | Tag privacy protection method, tag device, backend apparatus, updater, update solicitor and record medium carrying such programs in storage | Miyako Ohkubo, Shingo Kinoshita | 2010-02-09 |
| 7567933 | System and method for quantitative competition and recording medium having recorded thereon program for implementing them | Kunio Kobayashi, Hikaru Morita | 2009-07-28 |
| 6911503 | Curing agent composition for epoxy resins, epoxy resin composition and use thereof | Sunao Maeda, Tatsuhiro Urakami, Tomoyuki Kawabata, Tadahito Nobori | 2005-06-28 |
| 4663369 | Glass-fiber reinforced polypropylene resin composition | Yoichi Kawai, Masaru Abe, Masami Maki, Minoru Hoshino | 1987-05-05 |