Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814317 | Constant volume delivery device and method of delivering powder material | Yuji Iwase, Kiyoshi Morimoto | 2004-11-09 |
| 6782598 | Method of manufacturing hollow rack shaft | Akira Tsubouchi, Kiyoshi Okubo | 2004-08-31 |
| 6782772 | Hollow rack shaft and manufacturing method thereof | Akira Tsubouchi, Kiyoshi Okubo | 2004-08-31 |
| 6779271 | Method for manufacturing a hollow rack shaft | Akira Tsubouchi, Kiyoshi Okubo | 2004-08-24 |
| 6776361 | Powder material spraying device | Kimiaki Hayakawa, Kiyoshi Morimoto | 2004-08-17 |
| 6764695 | Tablet and process for producing tablets | Kiyoshi Morimoto, Yuji Iwase | 2004-07-20 |
| 6763739 | Hollow rack shaft and manufacturing method thereof | Akira Tsubouchi, Kiyoshi Okubo | 2004-07-20 |
| 6742634 | Magnetic brake system and elevator trouble detection system | Hiroshi Kiyosugi, Mikio Nakai, Yuki Ishida, Toshiaki Matsuo, Takashi Sekiya | 2004-06-01 |