Inventor

ARAI JUNJI

JP4 patents

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

OKI ELECTRIC IND CO LTD

1 patent

US7715374B2May 11, 2010

Redundancy gateway system

OKI ELECTRIC IND CO LTD7 citations70

TOYOTA MOTOR CO LTD

1 patent

US5807588ASep 15, 1998

Extrusion molding apparatus and an apparatus for controlling the same

TOYOTA MOTOR CO LTD6 citations59

ISHIGURO TAKASHI

1 patent

US8073133B2Dec 6, 2011

Echo canceler and echo canceling method

ISHIGURO TAKASHI6 citations57

SUMITOMO OSAKA CEMENT CO LTD

1 patent

US12560759B2Feb 24, 2026

Optical waveguide element, optical modulation device using optical waveguide element, and optical transmission device using optical waveguide element

SUMITOMO OSAKA CEMENT CO LTD0 citations53