HW

Hirohiko Watanabe

SK Showa Denko K.K.: 1 patents #31 of 126Top 25%
Overall (2004): #207,512 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6684662 Refrigeration system, and condenser for use in decompressing-tube system Hideaki Manaka, Ryoichi Hoshino, Yasuhiro Takahashi 2004-02-03