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Dive into the research topics where Fumio Okumura is active.

Publication


Featured researches published by Fumio Okumura.


Archive | 1988

A heat-sensitive recording material.

Akinori Okada; Fumio Okumura; Kazuyoshi Kondo


Archive | 1985

Process for producing microcapsules

Takao Kosaka; Fumio Okumura; Hirokazu Tsukahara


Archive | 1984

Microcapsule and process for their production

Fumio Okumura; Akira Kawai


Archive | 1979

Heat-sensitive recording paper improved in keeping quality of ground color

Sadao Morishita; Fumio Okumura; Masahiro Higuchi


Archive | 1981

Heat-sensitive recording paper causing reduced thermal head abrasion

Sadao Morishita; Fumio Okumura; Masahiro Higuchi; Syun Kamei


Archive | 1992

Salicylic acid derivatives, the process for preparing the same and the heat-sensitive recording materials comprising thereof

Yoshimitsu Tanabe; Yuki Kobayashi; Atsuo Otsuji; Masakatsu Nakatsuka; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi; Naomasa Koike; Fumio Okumura


Archive | 1981

Heat-sensitive paper enhanced in printability

Masahiro Higuchi; Masahiro Miyauchi; Sadao Morishita; Fumio Okumura


Archive | 1979

Heat-sensitive paper reducing abrasion of head

Masahiro Higuchi; Shun Kamei; Sadao Morishita; Fumio Okumura


Archive | 1986

Colorless carbazole dyes for recording materials

Fumio Okumura; Hirokazu Tsukahara; Haruhiko Ikeda


Archive | 1983

Chemically resistant thermosensitive recording paper

Masahiro Miyauchi; Sadao Morishita; Fumio Okumura; Masahiro Higuchi

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