Inventor
YOSHIHARA MASAAKI
JP3 patents
Patents
3 patentsUS6250758B1Jun 26, 2001
Plastic optical devices having antireflection film and mechanism for equalizing thickness of antireflection film
HOYA CORP103 citations96
US6264751B1Jul 24, 2001
Mechanism for performing water repellency processing on both sides simultaneously
HOYA CORP45 citations91
US6187159B1Feb 13, 2001
Mechanism for setting optical lens base material on holder
HOYA CORP14 citations72