RK

Ryu Kitamura

OC Oji Paper Co.: 2 patents #1 of 47Top 3%
Overall (2004): #42,964 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6713160 Ink jet recording material Eriko Endo, Tomomi Takahashi, Kazuaki Ohshima 2004-03-30
6689432 Ink jet recording material Tomomi Takahashi, Eriko Endo, Kazuaki Ohshima, Shunichiro Mukoyoshi, Tetsuo Tsuchida 2004-02-10