Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10155668 | Rare earth cold accumulating material particles, and refrigerator, superconducting magnet, inspection device and cryopump using same | Katsuhiko Yamada | 2018-12-18 |
| 10047265 | Rare earth regenerator material particle, rare earth regenerator material particle group, and cold head, superconducting magnet, examination apparatus, and cryopump using the same | Katsuhiko Yamada | 2018-08-14 |
| 10040982 | Rare-earth regenerator material particles, and group of rare-earth regenerator material particles, refrigerator and measuring apparatus using the same, and method for manufacturing the same | Katsuhiko Yamada | 2018-08-07 |
| 10024583 | Rare-earth regenerator material particles, and group of rare-earth regenerator material particles, refrigerator and measuring apparatus using the same, and method for manufacturing the same | Katsuhiko Yamada | 2018-07-17 |