AK

Akiko Katoh

CC Citizen Holdings Co.: 4 patents #47 of 431Top 15%
Overall (All Time): #1,217,609 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8663487 Method for manufacturing crystal oscillator Tohru Yanagisawa 2014-03-04
8558435 Package structure of a piezoelectric device mounting and supporting a piezoelectric vibration element Kazuo Murata, Kazuhiro Toriumi, Toshiya Kubo, Takashi Maruyama, Tomoyuki Nakazawa +9 more 2013-10-15
8460561 Crystal oscillator piece and method for manufacturing the same 2013-06-11
8347469 Crystal oscillator piece and method for manufacturing the same Takashi Moriya 2013-01-08