MK

Masami Kuwahara

TC Toyo Ink Mfg. Co.: 3 patents #1 of 63Top 2%
Overall (1997): #13,377 of 185,788Top 8%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5698618 Coating composition Takashi Kamikubo, Tadashi Itabashi 1997-12-16
5637405 Magnetic recording medium having a backcoat layer containing carbon black, an organic colorant residue and a silicone compound Yoshio Hara, Michio Yabuno 1997-06-10
5601914 Magnetic recording medium having a backcoat layer containing a transition metal fatty acid salt Michio Yabuno, Yoshio Hara 1997-02-11