YW

Yasuyuki Wagatsuma

KT Kabushiki Kaisha Toshiba: 5 patents #55 of 2,065Top 3%
Overall (2002): #6,999 of 266,432Top 3%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6491136 Traction type elevator apparatus Kiyoshi Kobayashi, Tadashi Munakata, Kosei Kamimura, Hisao Yamamoto, Koji Yajima 2002-12-10
6488124 Elevator Kunio Yasuda, Yoshiaki Fujita, Kosei Kamimura, Ikuo Asami, Kiyoshi Kobayashi +5 more 2002-12-03
6443266 Traction type elevator Shin Murakami, Tadashi Shudo 2002-09-03
6390243 Traction type elevator apparatus Kiyoshi Kobayashi, Tadashi Munakata, Kosei Kamimura, Hisao Yamamoto, Koji Yajima 2002-05-21
6382360 Traction type elevator apparatus Kiyoshi Kobayashi, Tadashi Munakata, Kosei Kamimura, Hisao Yamamoto, Koji Yajima 2002-05-07