Inventor
TAKAHASHI KOUZOU
6 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI KOUZOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYO CONTACT LENS CO LTD
4 patentsUS4139692AFeb 13, 1979
Copolymer for contact lens, its preparation and contact lens made thereof
TOYO CONTACT LENS CO LTD199 citations97
US4139513AFeb 13, 1979
Copolymer for soft contact lens, its preparation and soft contact lens made thereof
TOYO CONTACT LENS CO LTD275 citations97
US4235985ANov 25, 1980
Polymer for contact lens and contact lens made thereof
TOYO CONTACT LENS CO LTD117 citations95
US4139548AFeb 13, 1979
Methyldi(trimethylsiloxy)sylylpropylglycerol methacrylate
TOYO CONTACT LENS CO LTD71 citations95