KO

Keiichi Ohmura

NC Nippon Kinzoku Co.: 2 patents #1 of 11Top 10%
NS Nippon Steel: 2 patents #21 of 282Top 8%
TO Toyota: 2 patents #94 of 681Top 15%
Overall (1989): #22,329 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4870046 Rolled high aluminum stainless steel foil for use as a substrate for a catalyst carrier Mikio Yamanaka, Shinichi Matsumoto, Shinji Shibata, Toshiyuki Yashiro, Akihiko Kasahara 1989-09-26
4867811 Processes for production of metallic catalyst-carrier and catalytic component Hiroo Wakiyama, Hisashi Baba, Mikio Yamanaka, Shinichi Matsumoto, Toshihiro Takada +4 more 1989-09-19