Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D775249 | Inner nozzle for plasma torch | Ryuji Kobayashi, Masahiro Mogi | 2016-12-27 |
| 9492882 | Plasma cutting method and plasma cutting apparatus | Tetsuo Koike, Ryuta Hirai | 2016-11-15 |
| D702272 | Outer nozzle for plasma torch | Masatoshi Motoyama, Ryuta Hirai, Kazuya Kashimata, Tetsuo Koike | 2014-04-08 |
| 8598487 | Plasma cutting method for cutting a carbon steel plate and for reducing fine particles | Masatoshi Motoyama, Nobuo Ito, Go Sasaki, Takayuki Takarada, Kayoko Morishita | 2013-12-03 |
| D687874 | Electrode for plasma torch | Masatoshi Motoyama, Ryuta Hirai, Kazuya Kashimata, Tetsuo Koike | 2013-08-13 |
| D654939 | Inner nozzle for plasma torch | Masatoshi Motoyama, Ryuta Hirai, Kazuya Kashimata, Tetsuo Koike | 2012-02-28 |
| D654940 | Inner nozzle for plasma torch | Masatoshi Motoyama, Ryuta Hirai, Kazuya Kashimata, Tetsuo Koike | 2012-02-28 |
| D653270 | Outer nozzle for plasma torch | Masatoshi Motoyama, Ryuta Hirai, Kazuya Kashimata, Tetsuo Koike | 2012-01-31 |
| D652437 | Plasma torch body | Masatoshi Motoyama, Ryuta Hirai, Kazuya Kashimata, Tetsuo Koike | 2012-01-17 |
| D527401 | Electrode for a plasma torch | Seiji Mizuno | 2006-08-29 |
| D520037 | Nozzle for plasma torch | Seiji Mizuno | 2006-05-02 |
| D519137 | Nozzle for plasma torch | Seiji Mizuno | 2006-04-18 |
| 6693256 | Laser piercing method | Hisahito Inagawa | 2004-02-17 |
| 4803405 | Plasma processing apparatus and method | Etsuo Nakano, Tetsuya Iizuka | 1989-02-07 |