Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11491518 | Air intake and blowout tool | — | 2022-11-08 |
| 11338403 | Chip-scattering prevention cover | — | 2022-05-24 |
| 11117211 | Spot welding electrode housing apparatus | — | 2021-09-14 |
| 10894298 | Electrode tip removal device and hammer | — | 2021-01-19 |
| 10137524 | Spot welding electrode housing apparatus | — | 2018-11-27 |
| 10016835 | Method for grinding electrode tip | — | 2018-07-10 |
| 9707639 | Tip dresser | — | 2017-07-18 |
| 9505080 | Rotary work device | — | 2016-11-29 |
| 9497360 | Electrode inspection apparatus for spot welding | Kenji Sogo, Toshimasa Yamane, Yoshiaki Yamane | 2016-11-15 |
| 9321124 | Spot welding electrode housing apparatus | — | 2016-04-26 |
| 8899888 | Tip dresser | — | 2014-12-02 |
| 4777973 | Alternate walker having extensible/contractible front and rear legs | — | 1988-10-18 |
| 4184503 | Crutch | — | 1980-01-22 |