HT

Hiroaki Takayanagi

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
MC Miyota Co.: 1 patents #3 of 15Top 20%
Overall (All Time): #3,573,802 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6194816 Piezoelectric vibrator Hisao Wakabayashi, Toshinori Ide, Toshiya Hayashi 2001-02-27