Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057273 | Method for producing airtight container | Nobuhiro Ito, Yasuo Ohashi, Kosuke Kurachi | 2011-11-15 |
| 7972461 | Hermetically sealed container and manufacturing method of image forming apparatus using the same | Mitsutoshi Hasegawa, Kazuo Koyanagi, Nobuhiro Ito, Yasuo Ohashi, Shigeto Kamata | 2011-07-05 |
| 7914357 | Airtight container and manufacturing method of image displaying apparatus using airtight container | Kazuo Koyanagi, Mitsutoshi Hasegawa, Nobuhiro Ito, Akihiro Kimura | 2011-03-29 |