Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11005645 | Encryption device, encryption method, computer readable medium, and storage device | Takato Hirano | 2021-05-11 |
| 10872158 | Secret search system, secret search method, and computer readable medium | Kenichiro HAYASAKA, Takato Hirano, Yoshihiro Koseki | 2020-12-22 |
| 10778431 | Encrypted text conversion device, computer readable medium, and encryption text conversion method | Takato Hirano, Yoshihiro Koseki | 2020-09-15 |
| 10673614 | Secret search system, management device, secret search method and computer readable medium | Takato Hirano | 2020-06-02 |
| 10673627 | Encryption device, search device, computer readable medium, encryption method, and search method | Takato Hirano | 2020-06-02 |
| 10671556 | Selectable peripheral logic in programmable apparatus | Yohichi Miwa | 2020-06-02 |
| 10599599 | Selectable peripheral logic in programmable apparatus | Yohichi Miwa | 2020-03-24 |
| 10592682 | Data storage apparatus, data processing method, and computer readable medium adding a user attribute of a revoked user to an embedded decryption condition while encrypted data remains in an encrypted state | Takumi Mori, Nori Matsuda | 2020-03-17 |
| 10540310 | Selectable peripheral logic in programmable apparatus | Yohichi Miwa | 2020-01-21 |
| 10454673 | Cryptographic system, master key update apparatus, and non-transitory computer-readable recording medium storing master key update program | — | 2019-10-22 |
| 10361840 | Server apparatus, search system, terminal apparatus, search method, non-transitory computer readable medium storing server program, and non-transitory computer readable medium storing terminal program | Takato Hirano, Mitsuhiro Hattori, Takashi Ito, Nori Matsuda | 2019-07-23 |
| 10311002 | Selectable peripheral logic in programmable apparatus | Yohichi Miwa | 2019-06-04 |
| 10146707 | Hardware-based memory protection | Masanori Mitsugi, Makoto Ogawa, Hiroyuki Tanaka | 2018-12-04 |
| 10141671 | Reversible connector interface | Yuta Adachi, Yohichi Miwa | 2018-11-27 |
| 10116442 | Data storage apparatus, data updating system, data processing method, and computer readable medium | Takumi Mori, Nori Matsuda | 2018-10-30 |
| 10103471 | Reversible connector interface | Yuta Adachi, Yohichi Miwa | 2018-10-16 |
| 10078493 | Secured pseudo-random number generator | Yohichi Miwa | 2018-09-18 |
| 10061731 | Selectable peripheral logic in programmable apparatus | Yohichi Miwa | 2018-08-28 |
| 10050782 | Decryption condition addition device, cryptographic system, and computer readable medium | — | 2018-08-14 |
| 10007488 | Secured pseudo-random number generator | Yohichi Miwa | 2018-06-26 |
| 9979536 | Cryptographic system, encryption device, re-encryption key generation device, re-encryption device, and cryptographic program | Katsuyuki Takashima | 2018-05-22 |
| 9755823 | Cryptographic system, cryptographic method, and computer readable medium | Katsuyuki Takashima | 2017-09-05 |
| 9344276 | Cryptographic system, re-encryption key generation device, re-encryption device, cryptographic method, and cryptographic program | Katsuyuki Takashima | 2016-05-17 |
| 7624203 | Multiplexing a ground signal on a high speed cable interface to provide access to cable vital product data | Katherine T. Blinick, Gregg S. Lucas, Robert E. Medlin, Kenneth R. Schneebeli, Michael H. Stamps | 2009-11-24 |
| 7488529 | Porous film and its production process | Kyosuke Watanabe, Yasushi Usami, Masayoshi Tsujii | 2009-02-10 |