Inventor

YAMAUCHI JUNJI

JP6 patents

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

MITSUMI ELECTRIC CO LTD

2 patents

US7463213B2Dec 9, 2008

Antenna unit having a single antenna element and a periodic structure upper plate

MITSUMI ELECTRIC CO LTD39 citations90

US6342856B1Jan 29, 2002

Method of feeding flat antenna, and flat antenna

MITSUMI ELECTRIC CO LTD37 citations88

NHK SPRING CO LTD

2 patents

US7031569B2Apr 18, 2006

Optical multi-demultiplexer

NHK SPRING CO LTD3 citations60

US6898349B2May 24, 2005

Optical multi-demultiplexer

NHK SPRING CO LTD4 citations60

MURATA MANUFACTURING CO

1 patent

US12580547B2Mar 17, 2026

Acoustic wave device

MURATA MANUFACTURING CO0 citations62

YAMAUCHI JUNJI

1 patent

US8136472B2Mar 20, 2012

Indicator for pressure container

YAMAUCHI JUNJI1 citations41