DY

Daisuke Yamaya

SI Seiko Instruments: 2 patents #28 of 247Top 15%
Overall (2003): #70,337 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6664753 Apparatus of controlling to rotate step motor — 2003-12-16
6580666 Electronic timepiece and method of driving the electronic timepiece — 2003-06-17