OJ

Oh Jaekwan

SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
Overall (All Time): #1,540,826 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8514667 Electronic timepiece and reception control method for an electronic timepiece Toshikazu Akiyama 2013-08-20
8407450 Electronic device, time difference data acquisition method, and data structure for time difference data 2013-03-26
7701621 Image correction system and correcting method Shigenori Kanno, Kazuo Nomura 2010-04-20