Akira Wakaizumi

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Patents Grantslast 30 patents

Information Patent Grant
Porous carbonaceous material, manufacturing method therefor and use...
- Patent number 6,475,461
- Issue date Nov 5, 2002
- Nippon Sanso Corporation
- Takushi Ohsaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Carbon adsorbent, manufacturing method therefor, gas separation met...
- Patent number 5,972,834
- Issue date Oct 26, 1999
- Nippon Sanso Corporation
- Takushi Ohsaki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Manufacturing method for carbon material for electrical double laye...
- Patent number 5,948,329
- Issue date Sep 7, 1999
- Nippon Sanso Corporation
- Takushi Ohsaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon negative electrode materials and lithium secondary cells con...
- Patent number 5,658,692
- Issue date Aug 19, 1997
- Nippon Sanso Corporation
- Takushi Ohsaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of production for active carbon electrode for use as electri...
- Patent number 5,603,867
- Issue date Feb 18, 1997
- Nippon Sanso Corporation
- Takushi Ohsaki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Gas adsorbent and process for producing same
- Patent number 4,617,035
- Issue date Oct 14, 1986
- Nippon Sanso Kabushiki Kaisha
- Akira Wakaizumi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL