Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10518332 | Method for producing nickel powder | Kazuyuki Takaishi, Shin-ichi Heguri, Ryo-ma Yamaguma, Yasuo Doi | 2019-12-31 |
| 10500644 | Method for producing nickel powder having low carbon concentration and low sulfur concentration | Shin-ichi Heguri, Kazuyuki Takaishi, Osamu Ikeda, Hideki Ohara, Tomoaki Yoneyama +1 more | 2019-12-10 |
| 10434577 | Method for producing nickel powder | Kazumichi Yanagisawa, Junhao Zhang, Kazuyuki Takaishi, Tomoaki Yoneyama, Shin-ichi Heguri +3 more | 2019-10-08 |
| 10227675 | Wet smelting method for nickel oxide ore | Hirofumi Shouji, Keiji Kudo, Hiroshi Kobayashi, Satoshi Asano | 2019-03-12 |
| 10220446 | Method for producing nickel powder | Kazumichi Yanagisawa, Junhao Zhang, Shin-ichi Heguri, Kazuyuki Takaishi, Hideki Ohara +3 more | 2019-03-05 |
| 10190189 | Scandium recovery process | Toshihiko Nagakura, Hidemasa Nagai, Tatsuya Higaki | 2019-01-29 |