TW

Takeyuki Watanabe

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Overall (All Time): #1,257,392 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6998752 Dynamo-electric machine Takashi Yasuhara, Toshiaki Ueda 2006-02-14
5267515 Vehicle body construction having longitudinally elongated extruded panels and continuous welds joining the panels Hitoshi Tsuruda, Morishige Hattori, Masato Okazaki, Hiroyuki Yamada, Kiyotaka Kikumoto +2 more 1993-12-07
5098007 Method of manufacturing a vehicle body Hitoshi Tsuruda, Morishige Hattori, Masato Okazaki, Hiroyuki Yamada, Kiyotaka Kikumoto +2 more 1992-03-24
4966082 Construction and a manufacturing method of underframe for a rolling stock Michifumi Takeichi, Hisashi Tani, Katsuyuki Terada, Sumio Okuno, Masayuki Dogen 1990-10-30