Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10583505 | Circular saw blade with tips | Fuminori OKABE | 2020-03-10 |
| 10139431 | Measurement system | Kiyokatsu Iwahashi, Masaharu Ohya, Toshihiro Ueta, Naru Sato, Ryota Hotta +2 more | 2018-11-27 |
| 8042443 | Disk-shaped tool with vibration reduction | Satoru Nishio, Tomoyuki Iinuma | 2011-10-25 |
| 7755760 | Particle counter for measuring floating particles which can effectively reduce false counts | Tomonobu Matsuda | 2010-07-13 |
| 4972917 | Carriage conveying equipment | Yoshihiro Matsumoto, Haruo Tanioku, Kouichi Fujikawa, Norihide Higaki, Nobuo Mino | 1990-11-27 |
| 4525758 | Cartridge | Koichiro Nakagawa, Satoshi Suyama, Masahiro Yanagi | 1985-06-25 |
| D275676 | Floppy disk cartridge | Koichiro Nakagawa | 1984-09-25 |