MA

Masato Arai

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
DE Denso: 8 patents #1,668 of 11,792Top 15%
SC Sugatsune Kogyo Co.: 4 patents #18 of 79Top 25%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
OM Omron: 1 patents #1,808 of 3,089Top 60%
OE Omron Tateisi Electronics: 1 patents #264 of 599Top 45%
IH Ihi: 1 patents #624 of 1,178Top 55%
HC Hitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
Overall (All Time): #114,786 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
12198854 Solenoid that drives a shaft in a direction along a central axis Shodai Tomita, Kazuhiro Sasao 2025-01-14
11994230 Solenoid valve Shinichi KONDOU, Kazuhiro Sasao 2024-05-28
11646141 Solenoid valve Shinichi KONDOU, Kazuhiro Sasao 2023-05-09
11473172 Wear-resistant copper-zinc alloy and mechanical device using same Masaaki Yamane, Hayao Eguchi, Yuta Arai, Mutsuki Ishijima, Hideharu Ito +3 more 2022-10-18
10357813 Copper alloy tube with excellent high-temperature brazeability and manufacturing method therefor Yuta Arai, Mutsuki Ishijima, Hayao Eguchi, Yoshihito Ogasawara, Genjiro Hagino 2019-07-23
10240377 Hinge device and hinge device base 2019-03-26
D749931 Hinge for furniture Kazuyoshi Oshima, Shingo Takamatsu, Hideki Ogasawara, Kouichi Tsukamoto 2016-02-23
D748965 Hinge for furniture Kazuyoshi Oshima, Shingo Takamatsu, Hideki Ogasawara, Kouichi Tsukamoto 2016-02-09
8650374 Storage system Daisuke Kito, Kenji Fujii, Yasunori Kaneda 2014-02-11
8228558 Printed matter managing system Satoshi Kai, Kenichi Tsuchida 2012-07-24
8187510 Method for producing granular composition Hideaki Awa, Hajime Shinomiya 2012-05-29
8178017 Method for producing granular composition Hideaki Awa, Hajime Shinomiya 2012-05-15
8051204 Information asset management system, log analysis server, log analysis program, and portable medium Satoshi Kai, Yoshinobu Tanigawa, Hiromi Igawa, Akira Morita 2011-11-01
D639634 Hinge for folding appliance 2011-06-14
7886121 Storage system Daisuke Kito, Kenji Fujii, Yasunori Kaneda 2011-02-08
7748041 Tool, method, and program for supporting system security design/evaluation Kousuke Anzai, Yasuhiko Nagai, Hidaka Matsumoto 2010-06-29
7380267 Policy setting support tool Satoshi Kai 2008-05-27
7210043 Trusted computer system Kunihiko Miyazaki, Shinji Itoh, Hiroshi Yoshiura, Kazuo Takaragi, Toshiaki Arai +2 more 2007-04-24
7137025 Key controlling system, key controlling apparatus, information encrypting apparatus, information decrypting apparatus and storage media for storing programs Hiromichi Ito 2006-11-14
7089581 Security system design supporting method Yasuhiko Nagai, Tatsuya Fujiyama, Mitsuhiro Tsunoda, Tomoaki Yamada 2006-08-08
7051707 Electronically controlled throttle control apparatus Hiroshi Tanimura, Motoki Uehama, Akihiro Kamiya 2006-05-30
7035850 Access control system Toshinori Kajiura 2006-04-25
6986336 Electronically controlled throttle control apparatus Hiroshi Tanimura, Motoki Uehama, Akihiro Kamiya 2006-01-17
6962325 Electronically controlled throttle apparatus Katsuya Torii, Shinsuke Miyazaki 2005-11-08
6912994 Electronically controlled throttle control apparatus Naomi Ozeki, Shinsuke Miyazaki, Katsuya Torii 2005-07-05