HH

Hisao Houjyo

SI Seiko Instruments: 2 patents #605 of 1,437Top 45%
Overall (All Time): #2,320,373 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5071671 Process for forming pattern films Yoshitomo Nakagawa, Takashi Kaito, Masahiro Yamamoto 1991-12-10
4874632 Process for forming pattern film Yoshitomo Nakagawa, Takashi Kaito, Masahiro Yamamoto 1989-10-17