Tsuyoshi TAKEHANA

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing terminal carboxyl group-containing polyethylen...
- Patent number 12,018,120
- Issue date Jun 25, 2024
- NOF Corporation
- Shota Sasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing polyethylene glycol having terminal carboxyl g...
- Patent number 10,407,543
- Issue date Sep 10, 2019
- NOF Corporation
- Akiko Doi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for production of biodegradable polyoxyethylene derivative
- Patent number 8,993,687
- Issue date Mar 31, 2015
- NOF Corporation
- Kosuke Nishiguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyfunctional polyoxyalkylene compound, and producing method and i...
- Patent number 8,816,099
- Issue date Aug 26, 2014
- NOF Corporation
- Ken-ichiro Nakamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multibranched polyoxyalkylene compound and producing method thereof
- Patent number 8,716,435
- Issue date May 6, 2014
- NOF Corporation
- Tsuyoshi Takehana
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polyalkylene glycol derivative and process for producing same
- Patent number 8,569,444
- Issue date Oct 29, 2013
- NOF Corporation
- Ken-ichiro Nakamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING TERMINAL CARBOXYL GROUP-CONTAINING POLYETHYLEN...
- Publication number 20220185957
- Publication date Jun 16, 2022
- NOF Corporation
- Shota SASAKI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING POLYETHYLENE GLYCOL HAVING TERMINAL CARBOXYL G...
- Publication number 20190055353
- Publication date Feb 21, 2019
- NOF Corporation
- Akiko DOI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCTION OF BIODEGRADABLE POLYOXYETHYLENE DERIVATIVE
- Publication number 20140296563
- Publication date Oct 2, 2014
- NOF Corporation
- Kosuke Nishiguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYFUNCTIONAL POLYOXYALKYLENE COMPOUND, AND PRODUCING METHOD AND I...
- Publication number 20110245509
- Publication date Oct 6, 2011
- NOF Corporation
- Ken-ichiro NAKAMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYALKYLENE GLYCOL DERIVATIVE AND PROCESS FOR PRODUCING SAME
- Publication number 20110218322
- Publication date Sep 8, 2011
- NOF Corporation
- Ken-ichiro Nakamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MULTIBRANCHED POLYOXYALKYLENE COMPOUND AND PRODUCING METHOD THEREOF
- Publication number 20100261863
- Publication date Oct 14, 2010
- NOF Corporation
- Tsuyoshi TAKEHANA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Tsuyoshi TAKEHANA

Person

Patents Grantslast 30 patents

Method for producing terminal carboxyl group-containing polyethylen...

Method for producing polyethylene glycol having terminal carboxyl g...

Method for production of biodegradable polyoxyethylene derivative

Polyfunctional polyoxyalkylene compound, and producing method and i...

Multibranched polyoxyalkylene compound and producing method thereof

Polyalkylene glycol derivative and process for producing same

Patents Applicationslast 30 patents

METHOD FOR PRODUCING TERMINAL CARBOXYL GROUP-CONTAINING POLYETHYLEN...

METHOD FOR PRODUCING POLYETHYLENE GLYCOL HAVING TERMINAL CARBOXYL G...

METHOD FOR PRODUCTION OF BIODEGRADABLE POLYOXYETHYLENE DERIVATIVE

POLYFUNCTIONAL POLYOXYALKYLENE COMPOUND, AND PRODUCING METHOD AND I...

POLYALKYLENE GLYCOL DERIVATIVE AND PROCESS FOR PRODUCING SAME

MULTIBRANCHED POLYOXYALKYLENE COMPOUND AND PRODUCING METHOD THEREOF