KH

Kiyotsugu Hayashi

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #1,270,392 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6629636 Sales transaction terminal device Ichiro Arai, Teruo Kato, Akira Nakajima, Kanji Muto 2003-10-07
6226176 Portable device and concentrator therefor Kenzo Horie, Munehiro Torii, Keiji Nambu, Takayuki Takahashi, Hirokazu Gotoh 2001-05-01
6122162 Portable device and concentrator therefor Kenzo Horie, Munehiro Torii, Keiji Nambu, Takayuki Takahashi, Hirokazu Gotoh 2000-09-19
5274506 Video recording and playback device with built-in video camera in an outer case compatible with existing tape cassette Naoki Hashimoto, Shuzo Takeda, Hideaki Yoshio, Nobuaki Takagi, Keisuke Ito +1 more 1993-12-28