MK

Makoto Kayashima

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
CC Clarion Co.: 4 patents #133 of 721Top 20%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
Overall (All Time): #122,403 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 25 most recent of 30 patents

Patent #TitleCo-InventorsDate
12401678 Computer system and analysis method for impact of security risk Momoka KASUYA, Hiroki Yamazaki, Yasuhiko Nagai 2025-08-26
11332163 In-vehicle device and incident monitoring method Takashi Kawauchi, Yasushi Nagai, Nobuyoshi Morita 2022-05-17
11106787 Information processing device and information processing method Keisuke Hakuta, Eriko Ando, Nobuyoshi Morita 2021-08-31
10928205 In-vehicle device and vehicle Takashi Kawauchi, Eriko Ando 2021-02-23
10726161 Information processing device and malicious message detection method Nobuyoshi Morita, Kouta IDEGUCHI, Toru Owada 2020-07-28
10708062 In-vehicle information communication system and authentication method Keisuke Hakuta, Nobuyoshi Morita, Eriko Ando, Toru Owada 2020-07-07
10560286 Gateway device and control method for the same Nobuyoshi Morita, Toru Owada, Keisuke Hakuta 2020-02-11
10499219 Information sharing system, computer, and information sharing method without using confidential information provided in advance Kota IDEGUCHI, Eriko Ando 2019-12-03
10348746 Incident detection system including gateway device and server Hiroki Uchiyama, Toru Owada, Yusuke Fujihara, Satoshi Ohkubo, Jun Hamanaka 2019-07-09
10127740 Inspection apparatus, inspection system, and inspection method Nobuyoshi Morita, Keisuke Hakuta, Toru Owada 2018-11-13
10051004 Evaluation system Hiroki Uchiyama, Yusuke Fujihara, Toru Owada, Satoshi Ohkubo, Jun Hamanaka 2018-08-14
9124616 Computer system management method and client computer Tomotada Naito, Shinichi Tsunoo, Hiroshi Nakagoe, Hiromi Isokawa, Norio Suzuki 2015-09-01
8850592 Unauthorized operation detection system and unauthorized operation detection method Shinichi Tsunoo, Hiroshi Nakagoe, Hiromi Isokawa, Norio Suzuki 2014-09-30
8533850 Fraudulent manipulation detection method and computer for detecting fraudulent manipulation Nobuaki Onodera, Shinichi Tsunoo, Hiroshi Nakagoe, Hiromi Isokawa, Norio Suzuki 2013-09-10
8510572 Remote access system, gateway, client device, program, and storage medium Takatoshi Kato, Nagamasa Mizushima, Takashi Tsunehiro, Kazushi Nakagawa 2013-08-13
8413214 Terminal system for guaranteeing authenticity, terminal, and terminal management server Takatoshi Kato, Katsuyuki Umezawa, Masaya Umemura, Akira Kanehira 2013-04-02
8015417 Remote access system, gateway, client device, program, and storage medium Takatoshi Kato, Nagamasa Mizushima, Takashi Tsunehiro, Kazushi Nakagawa 2011-09-06
7194530 System for managing a network Hiromi Isokawa, Yasuji Ishida, Toru Senoo 2007-03-20
7143151 Network management system for generating setup information for a plurality of devices based on common meta-level information Tatsuya Fujiyama, Masato Terada, Yoshinori Watanabe, Takaaki Ogino 2006-11-28
6971026 Method and apparatus for evaluating security and method and apparatus for supporting the making of security countermeasure Tatsuya Fujiyama, Yasuhiko Nagai, Mitsuhiro Tsunoda, Tomoaki Yamada 2005-11-29
6754212 Repeater and network system utililzing the same Masato Terada, Takahiko Kawashima, Tetsuya Fujiyama, Minoru Koizumi, Kazuo Nishimura +2 more 2004-06-22
6520409 Electronic transaction method and system Masakatsu Mori, Nariyasu Hamada 2003-02-18
6336141 Method of collectively managing dispersive log, network system and relay computer for use in the same Tatsuya Fujiyama, Masato Terada, Osamu Katsumata 2002-01-01
6195366 Network communication system Masato Terada, Tatsuya Fujiyama, Eri Katoh 2001-02-27
6111883 Repeater and network system utilizing the same Masato Terada, Takahiko Kawashima, Tetsuya Fujiyama, Minoru Koizumi, Kazuo Nishimura +2 more 2000-08-29