YK

Youhei Kuwabara

SC Shizuoka Seiki Co.: 8 patents #2 of 22Top 10%
AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%
Overall (All Time): #587,476 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6592743 Production of gas separators for use in fuel cells and equipment used therefor Masanori Matsukawa, Ryuta Kimata, Kenji Dewaki, Shinji Dewaki 2003-07-15
5078839 Method for centering in an electrolytic finishing system Haruki Sugiyama 1992-01-07
5028303 Electrolytic finishing method Teruo Asaoka, Yasuhiro Iwasaki, Haruki Sugiyama, Yoshiharu Suzuki 1991-07-02
5015347 Electrolytic finishing method Haruki Sugiyama 1991-05-14
4885066 Electrolytic finishing method Teruo Asaoka 1989-12-05
4880509 Electrolytic finishing method and apparatus Teruo Asaoka, Shogo Yoshioka, Haruki Sugiyama 1989-11-14
4880516 Electro-chemical machine Teruo Asaoka, Yasuhiro Iwasaki 1989-11-14
4842702 Method for finishing a work Teruo Asaoka, Yasuhiro Iwasaki 1989-06-27
4800006 Electrolytic finishing system and method Teruo Asaoka, Masayoshi Moriya, Yasuhiro Iwasaki, Haruki Sugiyama 1989-01-24