HO

Hisao Okada

HS Hitachi Printing Solutions: 2 patents #16 of 62Top 30%
Sharp Kabushiki Kaisha: 2 patents #105 of 1,015Top 15%
Overall (2004): #15,235 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6829449 Image forming apparatus with transfer bias inverting function Hiroyoshi Matsumoto, Teruaki Mitsuya, Tsuneaki Kawanishi, Natsuki Kuribayashi, Masayoshi Ishii +1 more 2004-12-07
6815658 Testing circuit for charge detection circuit, LSI, image sensor, and testing method for the charge detection circuit Masayuki Takahashi, Hiroaki Ogawa 2004-11-09
6813462 Electro-photographic developing unit Teruaki Mitsuya, Tsuneaki Kawanishi, Masayoshi Ishii, Hiroyoshi Matsumoto, Keisuke Kubota +1 more 2004-11-02
6797932 Charge amount detection circuit and two-dimensional image sensor using same Masayuki Takahashi 2004-09-28