YM

Yozo Marutake

RC Rion Co.: 4 patents #11 of 139Top 8%
Overall (All Time): #1,299,776 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5010575 Audio current pick-up device Tatsuro Fukutome, Motomu Asami 1991-04-23
4489330 Electromagnetic induction coil antenna Tatsuro Fukutome, Motomu Asami, Hideo Motohashi 1984-12-18
4361733 Hard-of-hearing aid appliance Tatsuro Fukutome, Yasuo Inaba, Kunihiko Fukuyama 1982-11-30
4354061 Sensing coil in hearing aid Takayuki KURITA, Tatsuro Fukutome 1982-10-12