Inventor
YOSHIKAWA TOSHIHARU
8 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIKAWA TOSHIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MENICON CO LTD
4 patentsUS5145884ASep 8, 1992
Ultraviolet-hardenable adhesive
MENICON CO LTD70 citations92
US5007975AApr 16, 1991
Ultraviolet-hardenable adhesive and bonding method employing same
MENICON CO LTD24 citations89
US5009731AApr 23, 1991
Ultraviolet-hardenable adhesive and bonding method employing same
MENICON CO LTD18 citations68
US5096937AMar 17, 1992
Ultraviolet-hardenable adhesive
MENICON CO LTD5 citations57
TOYO CONTACT LENS CO LTD
3 patentsUS4525563AJun 25, 1985
Oxygen permeable soft contact lens composition
TOYO CONTACT LENS CO LTD76 citations96
US4649184AMar 10, 1987
Oxygen permeable soft contact lens material
TOYO CONTACT LENS CO LTD74 citations95
US4139548AFeb 13, 1979
Methyldi(trimethylsiloxy)sylylpropylglycerol methacrylate
TOYO CONTACT LENS CO LTD71 citations95