YF

Yoichi Funabiki

SI Seiko Instruments: 2 patents #605 of 1,437Top 45%
Overall (All Time): #2,082,178 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8601656 Method of manufacturing a piezoelectric vibrator Masashi Numata, Kazuyoshi Sugama 2013-12-10
8281468 Method of manufacturing piezoelectric vibrators Masashi Numata 2012-10-09