Koji Tatsuta

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Patents Grantslast 30 patents

Information Patent Grant
Expansion wedge for use with heat exchanger tube, and structure for...
- Patent number 6,843,097
- Issue date Jan 18, 2005
- Calsonic Kansei Corporation
- Koji Tatsuta
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Structure for mounting tubes to header member of a heat exchanger
- Patent number 6,572,153
- Issue date Jun 3, 2003
- Calsonic Kansei Corporation
- Koji Tatsuta
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Molding device for molding rotator
- Patent number 6,558,147
- Issue date May 6, 2003
- Calsonic Kansei Corporation
- Koji Tatsuta
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Expansion wedge for use with heat exchanger tube, and structure for...
- Publication number 20030197370
- Publication date Oct 23, 2003
- CALSONIC KANSEI CORPORATION
- Koji Tatsuta
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
STRUCTURE FOR MOUNTING TUBES TO HEADER MEMBER OF A HEAT EXCHANGER
- Publication number 20020149202
- Publication date Oct 17, 2002
- Koji Tatsuta
- F28 - HEAT EXCHANGE IN GENERAL