Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372657 | Amorphous material for regenerator | Yasuhiro Hanaue, Etsuji Kimura, Takuo Takeshita, Yoshiki Hoshino | 1994-12-13 |
| 5330554 | Method for producing iron-nitride powders | Tamotsu Koyano | 1994-07-19 |