Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12358067 | Resistance spot welding method and weld member production method | Yasuaki Okita, Hiroshi Matsuda | 2025-07-15 |
| 12318857 | Welding determination method and spot welding equipment | Yosuke TAMADA, Kyosuke IZUNO, Tomohiko SEKIGUCHI, Shuhei Ogura | 2025-06-03 |
| 12151299 | Resistance spot welding method and weld member production method | Hiroshi Matsuda, Rinsei Ikeda | 2024-11-26 |
| 11958123 | Resistance spot welding method and weld member production method | Hiroshi Matsuda, Rinsei Ikeda | 2024-04-16 |
| 11911837 | Resistance spot welding method and weld member production method | Hiroshi Matsuda, Rinsei Ikeda | 2024-02-27 |
| 11904404 | Resistance spot welding method and weld member production method | Hiroshi Matsuda, Rinsei Ikeda | 2024-02-20 |
| 11623298 | Resistance spot welding method and weld member production method | Hiroshi Matsuda, Rinsei Ikeda | 2023-04-11 |
| 11504796 | Resistance spot welding method | Yasuaki Okita, Rinsei Ikeda | 2022-11-22 |
| 11298773 | Resistance spot welding method | Koichi Taniguchi, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda | 2022-04-12 |
| 11293074 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Katsutoshi Takashima, Takashi Kobayashi, Yoshimasa Funakawa | 2022-04-05 |
| 11065712 | Resistance spot welding method | Hiroshi Matsuda, Rinsei Ikeda | 2021-07-20 |
| 10946470 | Resistance spot welding method and welded member production method | Koichi Taniguchi, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda | 2021-03-16 |
| 10900096 | Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet | Katsutoshi Takashima, Yoshimasa Funakawa | 2021-01-26 |
| 10835986 | Resistance spot welding method and welded member production method | Koichi Taniguchi, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda | 2020-11-17 |
| 10773334 | Resistance spot welding method | Hiroshi Matsuda, Rinsei Ikeda | 2020-09-15 |
| 10625365 | Resistance spot welding method | Yasuaki Okita, Hiroshi Matsuda, Rinsei Ikeda | 2020-04-21 |
| 10625368 | Resistance spot welding method and method for manufacturing resistance spot welded joint | Hiroshi Matsuda, Rinsei Ikeda | 2020-04-21 |
| 10328518 | Resistance spot welding method | Yasuaki Okita, Rinsei Ikeda, Kenji Oi | 2019-06-25 |
| 10081074 | Resistance spot welding device and resistance spot welding method | Yasuaki Okita, Hiroshi Matsuda, Rinsei Ikeda | 2018-09-25 |
| 9895764 | Resistance spot welding system | Yasuaki Okita, Rinsei Ikeda | 2018-02-20 |
| 9821404 | Resistance spot welding method | Yasuaki Okita, Rinsei Ikeda | 2017-11-21 |