Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6053995 | Method of producing an age precipitation-containing rare earth metal-nickel alloy | Yuji Tanibuchi, Kazuhiko Yamamoto | 2000-04-25 |
| 5985054 | Age precipitation-containing rare earth metal-nickel alloy | Yuji Tanibuchi, Kazuhiko Yamamoto | 1999-11-16 |
| 5690752 | Permanent magnet containing rare earth metal, boron and iron | Kazuhiko Yamamoto, Yuichi Miyake | 1997-11-25 |
| 5680896 | Method for production of rare earth metal-nickel hydrogen occlusive alloy ingot | Kazuhiko Yamamoto, Yuichi Miyake, Nobuyuki Kitazume | 1997-10-28 |
| 5674327 | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet | Kazuhiko Yamamoto, Yuichi Miyake | 1997-10-07 |
| 5656100 | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet | Kazuhiko Yamamoto, Yuichi Miyake | 1997-08-12 |
| 5630885 | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet | Kazuhiko Yamamoto, Yuichi Miyake | 1997-05-20 |
| 5478664 | Method of recovering reusable metals from nickel-hydrogen rechargeable battery | Akihito Kaneko, Nobuyuki Kitazume | 1995-12-26 |
| 5470404 | Rare earth metal-nickel hydrogen occlusive alloy ingot | Kazuhiko Yamamoto, Yuichi Miyake, Nobuyuki Kitazume | 1995-11-28 |
| 5383978 | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet | Kazuhiko Yamamoto, Yuichi Miyake | 1995-01-24 |