RN

Ryousuke Nara

MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
YC Yamamoto Chemicals: 1 patents #54 of 80Top 70%
Overall (All Time): #2,148,739 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7405030 Imide compound and optical recording media made by using the same Akira Ogiso, Hiroyoshi Shiozaki, Tsutomu Ishida, Hisashi Tsukahara, Tsutami Misawa +4 more 2008-07-29
6969764 Optical recording medium and novel azaporphyrin compounds Akira Ogiso, Shinobu Inoue, Taizo Nishimoto, Hisashi Tsukahara, Tsutami Misawa +3 more 2005-11-29