HI

Hitoshi Ikeno

SC Seikosha Co.: 6 patents #56 of 312Top 20%
Overall (All Time): #895,635 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4709218 Overtone crystal oscillator Nakanobu Moritani, Mitsuyuki Sugita, Isamu Hoshino, Hirofumi Yanagi, Tetsuro Konno 1987-11-24
4420652 Hermetically sealed package 1983-12-13
4370584 Electrode configuration for thickness-shear mode piezoelectric vibrator Tetsuro Konno, Mitsuyuki Sugita, Hirofumi Yanagi 1983-01-25
4262227 Thickness-shear piezo-electric vibrator with additional mass for mode suppression Tetsuro Konno, Mitsuyuki Sugita, Hirofumi Yanagi 1981-04-14
4211947 Thickness-shear mode quartz oscillator with an added non-circular mass Tetsuro Konno, Mitsuyuki Sugita, Hirobumi Yanagi 1980-07-08
4183126 Process for preparing quartz oscillator Mitsuyuki Sugita, Hirofumi Yanagi 1980-01-15