JO

Jaekwan Oh

SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
Overall (All Time): #1,908,642 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10663926 Electronic timepiece — 2020-05-26
8542557 Before/after specific weekday determination device, program media, method, daylight saving time determination device, and timepiece — 2013-09-24