KH

Keiichi Hayashi

KI Katayama Special Industries: 1 patents #2 of 3Top 70%
TC Toyo Gosei Kogyo Co.: 1 patents #1 of 4Top 25%
Overall (1997): #33,654 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5639579 Photosensitive colored resin composition, colored image formation method of color filter, and formation method of black matrix Nobuyuki Kurata, Keiji Ishii, Hideo Kikuchi 1997-06-17
5603782 Battery can, sheet for forming battery can, and method for manufacturing sheet Hirofumi Sugikawa, Sachio Michibata 1997-02-18