MI

Masaki Ihara

EP Ehs Lens Philippines: 4 patents #1 of 15Top 7%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
HT Hoya Lens Thailand: 1 patents #59 of 94Top 65%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Overall (All Time): #634,945 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10747025 Polarizing lens, eyewear, and method for manufacturing polarizing lens Daisuke Ogaya, Akinori Yamamoto, Toshihiko Shimizu, Kenichi Tonouchi 2020-08-18
10363712 Method of manufacturing polarizing plastic lens Hiroshi Shimizu, Yoshinobu Ito, Toshihiko Shimizu, Kenichi Tonouchi 2019-07-30
10099439 Method of manufacturing polarizing plastic lens Hiroshi Shimizu, Yoshinobu Ito, Toshihiko Shimizu, Kenichi Tonouchi 2018-10-16
9782941 Polarized plastic lens for spectacles and method for manufacturing polarized plastic lens for spectacles Akinori Yamamoto, Daisuke Ogaya, Kenichi Tonouchi 2017-10-10
9638938 Polarizing lens and method of manufacturing the same Daisuke Ogaya, Toshihiko Shimizu, Kenichi Tonouchi, Akinori Yamamoto 2017-05-02
9487592 Immobilization substrate and method for producing the same Koichi Minami, Hirohiko Tsuzuki, Hiroshi Ueda 2016-11-08
8394300 Manufacturing method of optical goods Toru Saito, Akinori Yamamoto 2013-03-12
8013084 Manufacturing method and apparatus of optical material Toru Saito, Akinori Yamamoto 2011-09-06