MH

Masami Hatanaka

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Overall (All Time): #1,044,573 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6414572 Dielectric resonator having a frequency tuning member spirally engaged with the cavity Yuki Satoh, Toshio Ishizaki, Yuji Saka, Toshiaki Nakamura 2002-07-02
6222429 Dielectric resonator, dielectric notch filter, and dielectric filter with optimized resonator and cavity dimensions Yuki Satoh, Toshio Ishizaki, Yuji Saka, Toshiaki Nakamura 2001-04-24
6107900 Dielectric resonator having a through hole mounting structure Yuki Satoh, Toshio Ishizaki, Yuji Saka, Toshiaki Nakamura 2000-08-22
5714919 Dielectric notch resonator and filter having preadjusted degree of coupling Yuki Satoh, Toshio Ishizaki, Yuji Saka, Toshiaki Nakamura 1998-02-03
5221913 Dielectric resonator device with thin plate type dielectric heat-radiator Toshio Ishizaki 1993-06-22