YY

Yukio Yokoyama

DC Daiichi Pharmaceutical Co.: 2 patents #4 of 74Top 6%
Canon: 2 patents #612 of 2,505Top 25%
Overall (2002): #10,612 of 266,432Top 4%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6396858 Laser driving method and apparatus and image-forming apparatus Takayuki Kawakami, Tomobumi Nakayama, Isamu Sato, Tatsuhito Kataoka, Katsuhide Koga 2002-05-28
6347105 Laser control apparatus with a current detecting and interrupting system Tomobumi Nakayama, Michiharu Masuda, Hisatsugu Tahara, Akio Ito 2002-02-12
6342609 Process for preparing 3-(7-amidino-2-naphthyl)-2-phenylpropionic acid derivatives Toru Makino 2002-01-29
6337405 Process for preparing 2-phenyl-3-naphthylpropionic acid derivatives Tatsuya Kobayashi, Takeo Koyama 2002-01-08