Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5732761 | Shell mold for casting a cylindrical product, apparatus for molding the shell mold, and casting method using the shell mold | Akio Shimizu, Taiti Yoshikawa, Masaru Usui, Takehiro Nagaya, Yoshio Kashiwagi | 1998-03-31 |
| 5628923 | Robot welding gun unit | — | 1997-05-13 |
| 5436422 | Resistance welding control method | Tatsuo Morita | 1995-07-25 |
| 5333975 | Method of and apparatus for dressing tips for welding machines | — | 1994-08-02 |
| 5111018 | Connection member in a welding gun for robot | Shigeru Umeda, Tsuyoshi Takatori | 1992-05-05 |
| 5091623 | Welding gun provided with a backup cylinder | Hiroshi Obara | 1992-02-25 |
| 5010228 | Tool changer for welding robot | — | 1991-04-23 |
| 4917619 | Tool changer for welding robot | — | 1990-04-17 |
| 4762446 | Cutter of tip dresser for welding apparatus | — | 1988-08-09 |
| 4739149 | Current sensor for welder conductor | Tatsuo Morita | 1988-04-19 |
| 4733042 | Welding control apparatus including a pressure regulating valve operated in accord with predetermined schedule of variations of a welding force control variable | Shozo Yamaguchi | 1988-03-22 |
| 4727775 | Dressing device for tip of welding gun | — | 1988-03-01 |
| 4728769 | Resistance welding electrode | — | 1988-03-01 |