Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919614 | Apparatus for heat treatment of a substrate | Akira Maeda, Yoshio Matsumura | 1990-04-24 |
| 4762263 | Small-sized gas pressure welding machine for rails with two separate mechanisms for punching-shearing excess metal | Hirotsugu Oishibashi, Muneyuki Ohara, Kenzo Hagiwara, Hisashi Yoshida, Kimio Shimizu | 1988-08-09 |
| 4675568 | Mechanical amplification mechanism for electromechanical transducer | Tadao Uchikawa | 1987-06-23 |
| 4613241 | Printing mechanism for dot matrix printers | — | 1986-09-23 |
| 4547086 | Piezoelectrically driven printing mechanism for dot matrix printers | Michio Matsumoto | 1985-10-15 |