KK

Kazuo Koyanagi

Canon: 3 patents #413 of 3,266Top 15%
Overall (2011): #44,212 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8033886 Manufacturing method of airtight container and image displaying apparatus Kinya Kamiguchi, Tomonori Nakazawa, Toshimitsu Kawase, Nobuhiro Ito, Mitsutoshi Hasegawa +1 more 2011-10-11
7972461 Hermetically sealed container and manufacturing method of image forming apparatus using the same Mitsutoshi Hasegawa, Masahiro Tagawa, Nobuhiro Ito, Yasuo Ohashi, Shigeto Kamata 2011-07-05
7914357 Airtight container and manufacturing method of image displaying apparatus using airtight container Mitsutoshi Hasegawa, Nobuhiro Ito, Akihiro Kimura, Masahiro Tagawa 2011-03-29