Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10850343 | Spatter analysis method and device | Tetsuya Yoshino | 2020-12-01 |
| 8969751 | Method of detecting dust and method of preventing erroneous determination of dust detection | Masamitsu Numano, Tetsuro Hayashi | 2015-03-03 |
| 8283591 | Welding apparatus and welding method | Jun Kitagawa, Toshiyuki Horimukai, Shinya Oyama, Kazunao Uchiyama | 2012-10-09 |
| 7385157 | Laser beam welding method and apparatus | Koji Oda, Naoki Fukai, Jun Kitagawa, Keiji Otsuka | 2008-06-10 |