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Toshiyuki Iwaisako
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Fuji, JP
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last 30 patents
Information
Patent Grant
Method for synthesizing trioxane
Patent number
4,563,536
Issue date
Jan 7, 1986
Asahi Kasei Kogyo Kabushiki Kaisha
Koichi Yoshida
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for recovering trioxane by plural distillation
Patent number
4,493,752
Issue date
Jan 15, 1985
Asahi Kasei Kogyo Kabushiki Kaisha
Takeshi Naito
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for deactivating polymerization catalyst
Patent number
4,436,900
Issue date
Mar 13, 1984
Asahi Kasei Kogyo Kabushiki Kaisha
Kazuhiko Matsuzaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Shaped composite adsorbent and a process for preparing the same
Patent number
4,414,111
Issue date
Nov 8, 1983
Asahi Kasei Kogyo Kabushiki Kaisha
Toshiyuki Iwaisako
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for synthesizing trioxane
Patent number
4,381,397
Issue date
Apr 26, 1983
Asahi Kasei Kogyo Kabushiki Kaisha
Koichi Yoshida
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for separating trioxane
Patent number
4,332,644
Issue date
Jun 1, 1982
Asahi Kasei Kogyo Kabushiki Kaisha
Katsuhiko Hamanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing pseudo-boehmite
Patent number
4,120,943
Issue date
Oct 17, 1978
Asahi Kasei Kogyo Kabushiki Kaisha
Toshiyuki Iwaisako
C01 - INORGANIC CHEMISTRY