Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972191 | Manufacturing method of image display apparatus | Yasuo Ohashi, Mitsutoshi Hasegawa | 2011-07-05 |
| 7972461 | Hermetically sealed container and manufacturing method of image forming apparatus using the same | Mitsutoshi Hasegawa, Kazuo Koyanagi, Masahiro Tagawa, Nobuhiro Ito, Yasuo Ohashi | 2011-07-05 |