P

Inventor

OKAMOTO YASUHIKO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO YASUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SANYO ELECTRIC CO

4 patents
US5365209ANov 15, 1994

Dielectric filters and duplexers incorporating same

SANYO ELECTRIC CO29 citations92
US5188993AFeb 23, 1993

Microwave dielectric ceramic composition

SANYO ELECTRIC CO26 citations90
US5132258AJul 21, 1992

Microwave dielectric ceramic composition

SANYO ELECTRIC CO18 citations73
US5244851ASep 14, 1993

Microwave dielectric ceramic composition

SANYO ELECTRIC CO5 citations62

OKI ELECTRIC IND CO LTD

2 patents
US7256838B2Aug 14, 2007

Video signal processing method for digital video decoder

OKI ELECTRIC IND CO LTD2 citations60
US6803969B2Oct 12, 2004

Video signal processing apparatus for digital video decoder

OKI ELECTRIC IND CO LTD1 citations50

SEITETSU KAGAKU CO LTD

1 patent
US4172912AOct 30, 1979

Process for adhering polyethylene to steel substrates

SEITETSU KAGAKU CO LTD13 citations67