EY

Eiichiro YAMAGUCHI

HT Hoya Lens Thailand: 5 patents #20 of 94Top 25%
SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
FI Fujifilm Business Innovation: 2 patents #1,029 of 1,659Top 65%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
Overall (All Time): #363,657 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12390100 Measuring method for measuring sensing capability of eye of subject, and setting method for progressive power lens Toshiaki Sonehara, Ayumu Ito, Nagisa Ishihara 2025-08-19
12310662 Measuring method for measuring rotation characteristic of eyeball of subject and setting method for progressive power lens Nagisa Ishihara, Ayumu Ito, Toshiaki Sonehara 2025-05-27
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
11693369 Method for controlling electronic watch and electronic watch 2023-07-04
11681163 Pair of progressive power lenses and design method for the same Toshiaki Sonehara, Ayumu Ito 2023-06-20
11199800 Image forming apparatus Yoichi Yamakawa, Keita Mizukoshi 2021-12-14
9700260 Portable device and heartbeat reaching time measurement control method Reiko Sato 2017-07-11
9415956 Paper feed device Takeshi Temmaya, Yosuke Takahashi, Marina Matsumoto, Takeshi Yoneyama 2016-08-16
9335741 Electronic device 2016-05-10
8934385 Wireless communication apparatus and electronic device Shunsuke Koyama, Shintaro Nagasaki, Noriaki Wakabayashi 2015-01-13
8596753 Nozzle surface cleaning apparatus and droplet ejection apparatus Hiroshi Inoue 2013-12-03