TD

Toshimitsu Doi

DA Daihen: 8 patents #24 of 305Top 8%
Overall (All Time): #640,324 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10010960 Welding system and communication method for welding system Futoshi Nishisaka 2018-07-03
8462505 Power supply apparatus including fan for air cooling Kazutoshi Nagami, Haruhiko Manabe, Hirotsune Tajima, Tetsuya Etoh, Masayoshi Kureha +1 more 2013-06-11
RE39926 Arc-machining power supply with switching loss reducing element Keiki Morimoto, Haruhiko Manabe 2007-11-27
7042740 Soft-switching half-bridge inverter power supply system Keiki Morimoto, Kazuhiro Tanaka, Hirokazu Ioroi, Haruhiko Manabe 2006-05-09
6687136 Arc-machining power supply with switching loss reducing element Keiki Morimoto, Haruhiko Manabe 2004-02-03
5670071 MAG arc welding apparatus Tomoyuki Ueyama, Shoji Harada, Toshiaki Nakamata, Masuo Shibata, Shunichi Ogawa +2 more 1997-09-23
5667709 Method of MAG arc welding Tomoyuki Ueyama, Shoji Harada, Toshiaki Nakamata, Masuo Shibata, Shunichi Ogawa +2 more 1997-09-16
5508493 Method of MAG arc welding and welding apparatus Tomoyuki Ueyama, Shoji Harada, Toshiaki Nakamata, Masuo Shibata, Shunichi Ogawa +2 more 1996-04-16