EY

Eiichiro YAMAGUCHI

HT Hoya Lens Thailand: 2 patents #8 of 30Top 30%
SE Seiko Epson: 1 patents #470 of 1,165Top 45%
Overall (2024): #87,988 of 561,600Top 20%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12124112 Method, manufacturing method, and design system for progressive power lens Toshiaki Sonehara, Ayumu Ito 2024-10-22
12025957 Method for controlling electronic watch and electronic watch 2024-07-02
11960149 Measurement method for visual behavior, design method and manufacturing method for progressive power lens Toshiaki Sonehara, Ayumu Ito 2024-04-16