HY

Hirotaka Yamada

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
SS Sumitomo Wiring Systems: 3 patents #955 of 2,615Top 40%
AT Autonetworks Technologies: 3 patents #449 of 1,079Top 45%
NC Nippon Signal Co.: 1 patents #38 of 78Top 50%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
UK Ushio Denki Kabushiki Kaisha: 1 patents #309 of 583Top 55%
📍 Kasai, JP: #802 of 5,842 inventorsTop 15%
Overall (All Time): #445,549 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12146764 Ranging method and range finder Tomoyuki Ishikawa, Hajime Sannomiya 2024-11-19
9615069 Light source unit and projector Masashi Okamoto, Takanori Samejima, Yuichi Miura, Shohei Tsukamoto 2017-04-04
9209928 Transmission device and transmission method 2015-12-08
8929200 Communication device, communication system, and communication method 2015-01-06
8876095 Coil spring Nobuharu Kato, Jinetsu Kano, Takeshi Yabushita 2014-11-04
8462623 Bandwidth control method and transmission equipment Tatsuya Abe, Yoshinari Akakura, Yuichi Yamagishi, Norihiro Yoshida, Kiyoshi Miyano +2 more 2013-06-11
7079483 Ring network and method for path interchange therein Yutaka Iwagaki, Yuichi Namioka, Naomi Yokoyama, Yutaka Tokunou, Kousaku Awada 2006-07-18
6709253 Die for waterproof molding Yasuhiro Hattori 2004-03-23
6485334 Waterproof structure in cable insertion section, method of manufacturing the same, and die for waterproof molding Yasuhiro Hattori 2002-11-26
6409541 Waterproof structure in cable insertion section, method of manufacturing the same, and die for waterproof molding Yasuhiro Hattori 2002-06-25
5999823 Cellular cordless telephone Masayoshi Yoneyama 1999-12-07