AS

Akira Shirao

SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
Overall (All Time): #1,466,019 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10317847 Electronic timepiece — 2019-06-11
10256810 Electronic circuit and electronic timepiece — 2019-04-09
9716501 CR oscillation circuit — 2017-07-25