YY

Yasuhiro Yamaguchi

Ricoh Company: 1 patents #306 of 812Top 40%
FI Fujifilm Business Innovation: 1 patents #141 of 425Top 35%
Overall (2005): #28,560 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6977768 Photonic crystal, method of producing photonic crystal, and functional element 2005-12-20
6963812 Product market quality information analyzing back up apparatus, product market quality information analyzing back up system and program for product market quality information analyzing back up Hitoshi Fujiwara, Sadayoshi Hori, Hidenori Umeda 2005-11-08