Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242532 | Semiconductor light-emitting device | Taisuke Sato, Toshiyuki Oka, Koichi Tachibana, Shinya Nunoue, Kazufumi Shiozawa | 2012-08-14 |
| 6753640 | Piezoelectric driven type vibratory feeder | Kazumichi Kato, Nobuhiro Saito, Yuushi Sato, Tetsuyuki Kimura, Yasushi Muragishi | 2004-06-22 |
| 5912401 | Pyrometallurgical smelting method of copper | Susumu Akagi, Yutaka Yasuda, Yoshiaki Suzuki | 1999-06-15 |
| 5662730 | Method for pyrometallurgical smelting of copper | Susumu Akagi, Masatoshi Maeda, Yoshiaki Suzuki | 1997-09-02 |