Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11003681 | Anonymization system | Masanobu Koike | 2021-05-11 |
| 10313119 | Data management device, system, re-encryption device, data sharing device, and storage medium | Masanobu Koike | 2019-06-04 |
| 9962760 | Titanium slab for hot rolling produced by electron-beam melting furnace, process for production thereof, and process for rolling titanium slab for hot rolling | Hisamune Tanaka, Norio Yamamoto, Takeshi Shiraki, Takashi Oda, Yoshimasa Miyazaki +1 more | 2018-05-08 |
| 9819487 | Re-encryption key generator, re-encryption device, encryption device, decryption device, and program | Koji Okada, Tatsuyuki Matsushita, Ryotaro Hayashi | 2017-11-14 |
| 9813386 | Cooperation service providing system and server apparatus | Koji Okada, Hiroyuki Mayuzumi, Masahisa Tajiri | 2017-11-07 |
| 9719154 | Titanium slab for hot rolling, and method of producing and method of rolling the same | Kazuhiro Takahashi, Tomonori Kunieda, Kenichi Mori, Hiroaki Otsuka, Hideki Fujii +4 more | 2017-08-01 |
| 9698984 | Re-encrypted data verification program, re-encryption apparatus and re-encryption system | Takuya Yoshida, Koji Okada | 2017-07-04 |
| 9635001 | Re-encryption system, re-encryption apparatus, and program | Yuki Kaseda, Takuya Yoshida, Shingo Abe, Masataka Yamada | 2017-04-25 |
| 9426131 | Server apparatus and program to re-encrypt ciphertext data | Ryotaro Hayashi, Tatsuyuki Matsushita, Takuya Yoshida, Koji Okada | 2016-08-23 |
| 9386016 | System and device for authentication | Hidehisa Takamizawa, Asahiko Yamada, Tomoaki Morijiri, Koji Okada, Tatsuro Ikeda +1 more | 2016-07-05 |
| 9246683 | Re-encryption key generator, re-encryption apparatus, and program | Ryotaro Hayashi, Tatsuyuki Matsushita, Takuya Yoshida, Koji Okada | 2016-01-26 |
| 9197410 | Key management system | Takuya Yoshida | 2015-11-24 |
| 8980257 | Antibody being capable of binding to transforming growth factor alpha and having growth-suppressing activity on cancers having Ras gene mutation | Makoto Kaneda, Yoshihiro Hayata, Yoshiro Kishi, Ichiro Yahara | 2015-03-17 |
| 8732461 | Client apparatus, server apparatus, and program using entity authentication and biometric authentication | Tatsuro Ikeda, Koji Okada, Tomoaki Morijiri, Minoru Nishizawa, Hidehisa Takamizawa +1 more | 2014-05-20 |
| 8578446 | Authentication apparatus and entity device | Hidehisa Takamizawa, Koji Okada, Tomoaki Morijiri, Tatsuro Ikeda, Minoru Nishizawa +1 more | 2013-11-05 |
| 8510799 | Communication system, communication system management apparatus, terminal connection control method, and program | — | 2013-08-13 |
| 8499147 | Account management system, root-account management apparatus, derived-account management apparatus, and program | Tatsuro Ikeda, Koji Okada, Tomoaki Morijiri, Minoru Nishizawa, Hidehisa Takamizawa +1 more | 2013-07-30 |
| 8444142 | Multifeed processing apparatus, multifeed processing method, and multifeed processing program | Shinji Suzuki | 2013-05-21 |
| 8332648 | Verification apparatus and program | Tomoaki Morijiri, Koji Okada, Tatsuro Ikeda, Minoru Nishizawa, Hidehisa Takamizawa +1 more | 2012-12-11 |
| 8281373 | System, apparatus, and program for biometric authentication | Minoru Nishizawa, Tatsuro Ikeda, Koji Okada, Tomoaki Morijiri, Hidehisa Takamizawa +1 more | 2012-10-02 |
| 8184807 | Content distribution/browsing system, content distribution apparatus, content browsing apparatus and program | Takehisa Kato, Koji Okada, Norikazu Hosaka, Minako Tada | 2012-05-22 |
| 8110369 | Methods, kits, reagents and devices for detecting mesothelin and/or megakaryocyte potentiating factor in peritoneal fluids | Armin Rump | 2012-02-07 |
| 8077863 | Secret sharing apparatus, method, and program | Norikazu Hosaka, Minako Tada, Takehisa Kato | 2011-12-13 |
| 8074068 | Secret sharing device, method, and program | Norikazu Hosaka, Minako Tada, Takehisa Kato | 2011-12-06 |
| 8028330 | System, apparatus, and program for biometric authentication | Minoru Nishizawa, Tatsuro Ikeda, Koji Okada, Tomoaki Morijiri, Hidehisa Takamizawa +1 more | 2011-09-27 |