YK

Yugo Koyama

SE Seiko Epson: 1 patents #368 of 953Top 40%
📍 Ina, JP: #8 of 20 inventorsTop 40%
Overall (2005): #68,808 of 245,428Top 30%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6917142 Piezoelectric oscillator, portable telephone using a piezoelectric oscillator, and electronic device using a piezoelectric oscillator Katsuhiko Miyazaki, Manabu Oka 2005-07-12