Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988759 | Method of producing metal powder | — | 2011-08-02 |
| 7846380 | Metal powder production apparatus and metal powder | — | 2010-12-07 |
| 7578961 | Metal powder production apparatus and metal powder | — | 2009-08-25 |
| 7553443 | Metal powder production apparatus | Koei Nakabayashi, Mitsutoyo Tanaka, Yoshinari Tanaka | 2009-06-30 |
| 7485254 | Metal powder production apparatus | Koei Nakabayashi, Mitsutoyo Tanaka, Yoshinari Tanaka | 2009-02-03 |
| 7368078 | Metal powder production apparatus | Koei Nakabayashi, Mitsutoyo Tanaka, Yoshinari Tanaka | 2008-05-06 |
| 6254661 | Method and apparatus for production of metal powder by atomizing | Tohru Takeda, Yoshinari Tanaka, Masami Sasaki, Koei Nakabayashi, Hiroyuki AZUMA +3 more | 2001-07-03 |