KO

Kyoichi Oka

SE Seiko Epson: 2 patents #174 of 889Top 20%
Overall (2004): #53,566 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6811597 Ink composition, recording medium, inkjet recording method, and recording Yasuhiro Oki, Kazuhiko Kitamura, Tetsuya Aoyama, Nobuo Uotani, Hiroshi Takahashi +1 more 2004-11-02
6761759 Ink composition, ink jet recording method and recorded matter Yasuhiro Oki, Kazuhiko Kitamura, Tetsuya Aoyama, Nobuo Uotani, Hiroshi Takahashi +1 more 2004-07-13