P
PatentIndex
Search
Landscape
Sign in
Inventor
TSURUMI MANABU
JP
2 patents
Patents
2 patents
US7813059B2
Oct 12, 2010
Optical lens base with protective film and process for producing optical lens base
HOYA CORP
2 citations
55
US7660051B2
Feb 9, 2010
Optical lens base with protective film and process for producing optical lens base
HOYA CORP
2 citations
55