Tsutomu Tani

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Patents Grantslast 30 patents

Information Patent Grant
Lactic acid polymer and process for producing the same
- Patent number 8,092,830
- Issue date Jan 10, 2012
- Wako Pure Chemical Industries, Ltd.
- Kohei Yamamoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for producing of an aminoalkylsulfonic acid and a method of...
- Patent number 7,049,464
- Issue date May 23, 2006
- Wako Pure Chemical Industries, Ltd.
- Takuhiro Kimura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Lactic acid polymer and process for producing the same
- Patent number 7,019,106
- Issue date Mar 28, 2006
- Wako Pure Chemical Industries, Ltd.
- Kohei Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing 1,2-pyrazolidine-4-yl-disulfide compound
- Patent number 5,463,075
- Issue date Oct 31, 1995
- WAKO Pure Chemical Industries, Ltd.
- Motoshige Sumino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 4-halogeno-2-alkoxyimino-3-oxo fatty acid
- Patent number 5,095,149
- Issue date Mar 10, 1992
- Wako Pure Chemical Industries, Ltd.
- Tsutomu Tani
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Lactic acid polymer and process for producing the same
- Publication number 20070259036
- Publication date Nov 8, 2007
- Kohei Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Lactic acid polymer and process for producing the same
- Publication number 20060128938
- Publication date Jun 15, 2006
- Kohei Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Lactic acid polymer and process for producing the same
- Publication number 20030153724
- Publication date Aug 14, 2003
- Kohei Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...