TK

Takao Kumasaka

HI Hitachi: 4 patents #57 of 3,149Top 2%
HC Hitachi Koki Co.: 4 patents #1 of 87Top 2%
Overall (1994): #4,356 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5365325 Method of multi-color recording using electro-photography process and apparatus therefor wherein mixed colors generation is prevented Yuzuru Shimazaki, Toru Miyasaka, Yukio Otome 1994-11-15
5315353 Image recording method including determining a gap between a photosensitive medium and a developing roller and apparatus therefor Yuzuru Simazaki, Kunio Satoh, Youji Hirose 1994-05-24
5307147 Electrophotographic recording apparatus having a plurality of developing devices which can be changed over Yuzuru Simazaki, Kunio Satoh, Tomio Sugaya, Youji Hirose 1994-04-26
5291253 Corona deterioration and moisture compensation for transfer unit in an electrophotographic apparatus Yuzuru Simazaki, Yasuo Takuma, Masato Yamada, Nobuyoshi Hoshi 1994-03-01