TT

Takahisa Tsuji

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #1,281,447 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6163990 Steam iron with scale deposit repression Takayuki Urata, Kunihiro Tsuruta, Naruaki Akai, Shuzo Tokumitsu, Yasuharu Otsuka 2000-12-26
5120934 Cordless electric iron and stand assembly with timed audible reheat alarm Seiichi Nakada, Toyohiko Yagi, Masao Shimizu, Yoshinori Kataoka 1992-06-09
5074066 Cordless iron having water and electrical supplies responsive to an iron rest Chikashi Sakano, Seiichi Nakada, Toyohiko Yagi 1991-12-24
4656763 Steam iron with steam surge generation capability Kazuhisa Kawasaki, Yoshiyuki Ujino, Tsuneo Saeki 1987-04-14