Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453079 | Multi-electrode submerged arc welding method | Atsushi Ishigami | 2022-09-27 |
| 10576651 | Method of cutting brittle material, device for cutting brittle material, method of manufacturing cut brittle material and cut brittle material | Hiroyuki Tamon, Hideaki Oota | 2020-03-03 |
| 9764410 | Submerged arc welding method for steel plate | Atsushi Ishigami, Koji Yano | 2017-09-19 |
| 9321119 | Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine | Kenji Oi, Atsushi Ishigami, Kenji Shimada, Masahiro Odaka | 2016-04-26 |
| 8955554 | Submerged arc welding method for steel plate | Atsushi Ishigami, Kenji Oi | 2015-02-17 |
| 8785806 | Submerged arc welding method with multiple electrodes for steel material | Atsushi Ishigami, Kenji Oi | 2014-07-22 |
| 8124247 | High-strength welded steel pipe including weld metal having high cold-cracking resistance and method for manufacturing the same | Fumimaru Kawabata, Shuichi Sakaguchi, Mitsuhiro Okatsu, Makoto Ota, Shigeki Nishiyama +2 more | 2012-02-28 |
| 7802450 | Organic-inorganic hybrid glassy materials and their production processes | Minoru Kuniyoshi, Kensuke Makita, Toshinobu Yoko, Masahide Takahashi | 2010-09-28 |
| 6475605 | Low-melting glass for covering substrate | Kazuhiro Nishikawa | 2002-11-05 |