Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365743 | Multi-stage cold accumulation type refrigerator and cooling device including the same | Masashi Nagao, Hideto Yoshimura | 1994-11-22 |
| 5345770 | Low-temperature regenerative type refrigerator | — | 1994-09-13 |
| 5293749 | Multi-stage cold accumulation type refrigerator and cooling device including the same | Masashi Nagao, Hideto Yoshimura | 1994-03-15 |
| 5293752 | Multi-stage cold accumulation type refrigerator and cooling device including the same | Masashi Nagao, Hideto Yoshimura | 1994-03-15 |