Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641304 | Resistance spot welding method and weld joint | Koichi Taniguchi, Yasuaki Okita | 2020-05-05 |
| 10625365 | Resistance spot welding method | Chikaumi Sawanishi, Yasuaki Okita, Hiroshi Matsuda | 2020-04-21 |
| 10625368 | Resistance spot welding method and method for manufacturing resistance spot welded joint | Chikaumi Sawanishi, Hiroshi Matsuda | 2020-04-21 |
| 10328518 | Resistance spot welding method | Yasuaki Okita, Chikaumi Sawanishi, Kenji Oi | 2019-06-25 |
| 10207354 | Indirect spot welding apparatus | Muneo Matsushita | 2019-02-19 |
| 10207353 | Indirect spot welding method | Muneo Matsushita | 2019-02-19 |
| 10189111 | Indirect spot welding method | Muneo Matsushita, Akihide Yoshitake | 2019-01-29 |
| 10081074 | Resistance spot welding device and resistance spot welding method | Chikaumi Sawanishi, Yasuaki Okita, Hiroshi Matsuda | 2018-09-25 |
| 10005151 | Friction stir welding method for steel sheets and method of manufacturing joint | Koichi Taniguchi, Muneo Matsushita | 2018-06-26 |
| 9895765 | Resistance spot welding method | Koichi Taniguchi, Yasuaki Okita | 2018-02-20 |
| 9895764 | Resistance spot welding system | Yasuaki Okita, Chikaumi Sawanishi | 2018-02-20 |
| 9833861 | Friction stir welding method for steel sheets and method of manufacturing joint | Koichi Taniguchi, Muneo Matsushita | 2017-12-05 |
| 9821407 | Friction stir welding method for structural steel and method of manufacturing joint for structural steel | Muneo Matsushita, Koichi Taniguchi | 2017-11-21 |
| 9821404 | Resistance spot welding method | Chikaumi Sawanishi, Yasuaki Okita | 2017-11-21 |
| 9737955 | Welded joint manufactured by method of resistance spot welding | Koichi Taniguchi, Yasuaki Okita | 2017-08-22 |
| 9475147 | Method of resistance spot welding of high tensile strength steel sheet and welding joint manufactured by the method | Koichi Taniguchi, Yasuaki Okita | 2016-10-25 |
| 9089924 | Indirect spot welding method | Muneo Matsushita | 2015-07-28 |
| 5674627 | Aluminum alloy sheet having excellent press formability and spot weldability | Yasuji Uesugi, Naoki Nishiyama, Koichi Hashiguchi, Yoshihiro Matsumoto, Motohiro Nabae +1 more | 1997-10-07 |
| 5486243 | Method of producing an aluminum alloy sheet excelling in formability | Koichi Hashiguchi, Yoshihiro Matsumoto, Makoto Imanaka, Takaaki Hira, Naoki Nishiyama +3 more | 1996-01-23 |
| 5395687 | Surface-treated aluminum material having improved spot resistance weldability, workability, and corrosion resistance | Nobuo Totsuka, Naoki Nishiyama, Yasuji Uesugi, Masaki Mabuchi, Kouichi Hashiguchi +2 more | 1995-03-07 |