Inventor
KAWAHATA KENJI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHATA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIHON DEMPA KOGYO CO
4 patentsUS7479856B2Jan 20, 2009
High-frequency filter using coplanar line resonator
NIHON DEMPA KOGYO CO8 citations82
US7471165B2Dec 30, 2008
High-frequency balun
NIHON DEMPA KOGYO CO12 citations82
US7538628B2May 26, 2009
Harmonic oscillator using transmission line resonator
NIHON DEMPA KOGYO CO3 citations61
US6771137B2Aug 3, 2004
High-frequency oscillator
NIHON DEMPA KOGYO CO1 citations51