YT

Yuuji Tanaka

Ricoh Company: 1 patents #810 of 1,683Top 50%
Overall (2011): #118,516 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7897309 Bisazo compound, 2-hydroxy-3-phenylcarbamoyl naphthalene compound and method manufacturing bisazo compound 2011-03-01