Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981240 | Method for making vacuum airtight container | Tokutaka Miura, Mitsutoshi Hasegawa | 2011-07-19 |
| 7951256 | Method of making a vacuum vessel | Tokutaka Miura, Mitsutoshi Hasegawa | 2011-05-31 |