Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247811 | Production and heat storage system for low-temperature chilled water | Yoshimi Seya, Masaya Tachibana | 1993-09-28 |
| 4970869 | Tube type freezing unit and in-tube freezing method | Tetsuya Nakatsuji | 1990-11-20 |