Toshimitsu Doi

Person

Osaka-Shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Welding system and communication method for welding system
- Patent number 10,010,960
- Issue date Jul 3, 2018
- Daihen Corporation
- Toshimitsu Doi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply apparatus including fan for air cooling
- Patent number 8,462,505
- Issue date Jun 11, 2013
- Daihen Corporation
- Kazutoshi Nagami
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arc-machining power supply with switching loss reducing element
- Patent number RE39926
- Issue date Nov 27, 2007
- Daihen Corporation
- Keiki Morimoto
- 363 - Electric power conversion systems
Information Patent Grant
Soft-switching half-bridge inverter power supply system
- Patent number 7,042,740
- Issue date May 9, 2006
- Daihen Corporation
- Keiki Morimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arc-machining power supply with switching loss reducing element
- Patent number 6,687,136
- Issue date Feb 3, 2004
- Daihen Corporation
- Keiki Morimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
MAG arc welding apparatus
- Patent number 5,670,071
- Issue date Sep 23, 1997
- Daihen Corporation
- Tomoyuki Ueyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of MAG arc welding
- Patent number 5,667,709
- Issue date Sep 16, 1997
- Daihen Corporation
- Tomoyuki Ueyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of MAG arc welding and welding apparatus
- Patent number 5,508,493
- Issue date Apr 16, 1996
- Daihen Corporation
- Tomoyuki Ueyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
WELDING SYSTEM AND COMMUNICATION METHOD FOR WELDING SYSTEM
- Publication number 20150375330
- Publication date Dec 31, 2015
- DAIHEN Corporation
- Toshimitsu DOI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER SUPPLY APPARATUS INCLUDING FAN FOR AIR COOLING
- Publication number 20110222243
- Publication date Sep 15, 2011
- DAIHEN Corporation
- Kazutoshi NAGAMI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Soft-switching half-bridge inverter power supply system
- Publication number 20050190583
- Publication date Sep 1, 2005
- DAIHEN CORPORATION
- Keiki Morimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Arc-machining power supply with switching loss reducing element
- Publication number 20030156435
- Publication date Aug 21, 2003
- DAIHEN CORPORATION
- Keiki Morimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Toshimitsu Doi

Person

Patents Grantslast 30 patents

Welding system and communication method for welding system

Power supply apparatus including fan for air cooling

Arc-machining power supply with switching loss reducing element

Soft-switching half-bridge inverter power supply system

Arc-machining power supply with switching loss reducing element

MAG arc welding apparatus

Method of MAG arc welding

Method of MAG arc welding and welding apparatus

Patents Applicationslast 30 patents

WELDING SYSTEM AND COMMUNICATION METHOD FOR WELDING SYSTEM

POWER SUPPLY APPARATUS INCLUDING FAN FOR AIR COOLING

Soft-switching half-bridge inverter power supply system

Arc-machining power supply with switching loss reducing element