Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5897778 | Method for eliminating environmental pollutants | Yoshio Ishimori, Naoyuki Hirate | 1999-04-27 |
| 4578313 | Powder for magnetic recording media and process for manufacturing the same | Takeo Ito, Tadashi Ido, Hajime Takeuchi, Minoru Hashimoto, Tatsumi Maeda | 1986-03-25 |
| 4414124 | Method of producing barium-ferrite series powder | Hiroshi Endo, Shigeo Iiri, Toshihiko Oguchi, Isao Suzuki, Naoyuki Hirate +1 more | 1983-11-08 |