CK

Chikao Kumaki

Dai Nippon Printing Co.: 2 patents #976 of 2,222Top 45%
NC Nkk Co.: 2 patents #309 of 1,173Top 30%
📍 Oshima, JP: #468 of 1,090 inventorsTop 45%
Overall (All Time): #2,245,302 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5990248 Film formed from polyethylene-2,6-naphthalate resin, process for producing said film and package using said film Shinichiro Mori, Katsuhiko Sasada, Kayo Hasegawa, Yasuhiro Harada, Masahisa Yamaguchi +4 more 1999-11-23
5858490 Film formed from polyethylene-2,6-naphthalate resin, process for producing said film and package using said film Shinichiro Mori, Katsuhiko Sasada, Kayo Hasegawa, Yasuhiro Harada, Masahisa Yamaguchi +4 more 1999-01-12