Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8657915 | Metal powder and manufacturing methods thereof | Isao Sugiyama, Hitoshi Iijima, Osamu Kubota | 2014-02-25 |
| 7679885 | Tantalum powder and methods of manufacturing same | Hitoshi Iijima, Yoshikazu Noguchi | 2010-03-16 |
| 7204866 | Niobium or tantalum powder and method for production thereof, and solid electrolytic capacitor | Yukio Oda | 2007-04-17 |
| 6562097 | Metal powder for electrolytic condenser, electrolytic condenser anode body using the metal powder, and an electrolytic condenser | Tomoo Izumi | 2003-05-13 |