AS

Akira Shimada

HI Hitachi: 2 patents #771 of 3,950Top 20%
Canon: 1 patents #1,147 of 2,505Top 50%
Overall (2002): #33,157 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6501925 Photoconductor unit and image forming system Masashi Yamamoto, Toru Miyasaka, Masaru Nakano, Kenji Mori, Akira Sasaki +1 more 2002-12-31
6487387 Full-color image forming apparatus with belt-shaped transfer member Takashi Kusaba, Akihiko Nakazawa, Atsushi Tanaka, Tsunenori Ashibe, Hidekazu Matsuda 2002-11-26
6381428 Photoconductor unit and image forming system Masashi Yamamoto, Toru Miyasaka, Masaru Nakano, Kenji Mori, Akira Sasaki +1 more 2002-04-30