Takeshi Takai

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Organic polymer material, process for producing the same, and heavy...
- Patent number 6,852,802
- Issue date Feb 8, 2005
- Ebara Corporation
- Makoto Komatsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Material having separating function
- Patent number 6,844,371
- Issue date Jan 18, 2005
- Ebara Corporation
- Makoto Komatsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bactericidal organic polymeric material
- Patent number 6,811,771
- Issue date Nov 2, 2004
- Ebara Corporation
- Takanobu Sugo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Purification of very slightly contaminated air within a clean room
- Patent number 6,228,135
- Issue date May 8, 2001
- Ebara Corporation
- Takanobu Sugo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for evaluating performance of chemical filter for cleaning gas
- Patent number 6,009,739
- Issue date Jan 4, 2000
- Ebara Corporation
- Kunio Fujiwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL