| 11457000 |
Information intermediating apparatus, information providing apparatus, and information acquiring apparatus |
Tsuneo Nakata, Naoki Iwata, Masao Sakai, Masayuki Fukumitsu, Shuji Isobe +2 more |
2022-09-27 |
| 11329819 |
Information processing system, method for changing public key, program, and method for building information processing system |
Masao Sakai, Junya Iwazaki, Eisuke Koizumi, Shuji Isobe, Masayuki Fukumitsu |
2022-05-10 |
| 10574455 |
Information processing system, information processing apparatus, method for information processing, and non-transitory computer-readable recording medium having stored therein information processing program |
Junya Iwazaki, Masao Sakai, Daiki Takahashi, Masayuki Fukumitsu |
2020-02-25 |
| 9594909 |
Software updating apparatus, software updating system, invalidation method, and invalidation program |
Manabu Maeda, Yuichi Futa, Natsume Matsuzaki, Kaoru Yokota, Masao Nonaka +6 more |
2017-03-14 |
| 9166972 |
Shared information distributing device, holding device, certificate authority device, and system |
Manabu Maeda, Masao Nonaka, Yuichi Futa, Kaoru Yokota, Natsume Matsuzaki +5 more |
2015-10-20 |
| 8930660 |
Shared information distributing device, holding device, certificate authority device, and system |
Manabu Maeda, Masao Nonaka, Yuichi Futa, Kaoru Yokota, Natsume Matsuzaki +5 more |
2015-01-06 |
| 8800038 |
Tampering monitoring system, control device, and tampering control method |
Yuichi Futa, Yuji Unagami, Natsume Matsuzaki, Hiroki Shizuya, Masao Sakai +2 more |
2014-08-05 |
| 8769312 |
Tampering monitoring system, protection control module, and detection module |
Yuji Unagami, Yuichi Futa, Natsume Matsuzaki, Hiroki Shizuya, Eisuke Koizumi |
2014-07-01 |
| 8745735 |
Monitoring system, program-executing device, monitoring program, recording medium and integrated circuit |
Manabu Maeda, Yuji Unagami, Yuichi Futa, Natsume Matsuzaki, Masao Nonaka +4 more |
2014-06-03 |
| 8726374 |
Tampering monitoring system, control device, and tampering control method |
Yuji Unagami, Manabu Maeda, Yuichi Futa, Natsume Matsuzaki, Masao Nonaka +5 more |
2014-05-13 |
| 8707430 |
Tampering monitoring system, management apparatus, and management method |
Yuji Unagami, Yuichi Futa, Natsume Matsuzaki, Hiroki Shizuya, Masao Sakai +2 more |
2014-04-22 |
| 8683214 |
Method and device that verifies application program modules |
Yuji Unagami, Yuichi Futa, Natsume Matsuzaki, Hiroki Shizuya, Masao Sakai +3 more |
2014-03-25 |
| 8600896 |
Software updating apparatus, software updating system, invalidation method, and invalidation program |
Manabu Maeda, Yuichi Futa, Natsume Matsuzaki, Kaoru Yokota, Masao Nonaka +6 more |
2013-12-03 |
| 8544093 |
Illegal module identifying device, information processing device, illegal module identifying method, illegal module identifying program, integrated circuit, illegal module disabling system, and illegal module disabling method |
Yuji Unagami, Manabu Maeda, Yuichi Futa, Natsume Matsuzaki, Masao Nonaka +5 more |
2013-09-24 |
| 8516574 |
Software update system, management apparatus, recording medium, and integrated circuit |
Yuji Unagami, Manabu Maeda, Yuichi Futa, Natsume Matsuzaki, Masao Nonaka +4 more |
2013-08-20 |
| 8464347 |
Software updating apparatus, software updating system, alteration verification method and alteration verification program |
Manabu Maeda, Yuichi Futa, Natsume Matsuzaki, Kaoru Yokota, Masao Nonaka +6 more |
2013-06-11 |
| 8452975 |
Signature and verification method, signature generation device, and signature verification device |
Yuichi Futa, Hiroki Shizuya, Shuji Isobe |
2013-05-28 |
| 7917764 |
Signature generation device and signature verification device |
Yuichi Futa, Shuji Isobe, Motoji Ohmori, Hiroki Shizuya |
2011-03-29 |
| 7792286 |
Signature generation device and signature verification device |
Yuichi Futa, Shuji Isobe, Motoji Ohmori, Hiroki Shizuya |
2010-09-07 |
| 7739504 |
Signature generation apparatus and signature verification apparatus |
Yuichi Futa, Shuji Isobe, Motoji Ohmori, Hiroki Shizuya |
2010-06-15 |
| 7664260 |
Signature generation device, key generation device, and signature generation method |
Yuichi Futa, Shuji Isobe, Motoji Ohmori, Hiroki Shizuya |
2010-02-16 |