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Yoshitomo Nakagawa

SI Seiko Instruments: 3 patents #1 of 65Top 2%
Overall (1989): #5,938 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4874460 Method and apparatus for modifying patterned film Takehiro Yamaoka 1989-10-17
4874632 Process for forming pattern film Takashi Kaito, Hisao Houjyo, Masahiro Yamamoto 1989-10-17
4851097 Apparatus for repairing a pattern film Osamu Hattori, Anton Yasaka, Mitsuyoshi Sato, Sumio Sasaki 1989-07-25