Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464313 | Full vacuum heat insulation box body and method for producing and disassembling the same | — | 2002-10-15 |
| 6375292 | Full vacuum heat insulation box body and method for producing and disassembling the same | — | 2002-04-23 |
| 6371447 | Control method for hydraulic-driven winch and apparatus therefor | Etsujiro Imanishi, Satoshi Yonezawa, Takahiro Kobayashi, Taisuke Tsunoo | 2002-04-16 |
| 6336693 | Full vacuum heat insulation box body and method for producing and disassembling the same | — | 2002-01-08 |