Inventor

KUSUMI RYUJI

JP5 patents

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

SONY CORP

4 patents

US7370338B2May 6, 2008

Disc type recording/reproduction device

SONY CORP4 citations60

US6690528B1Feb 10, 2004

Recording and reproduction apparatus

SONY CORP4 citations57

US6563667B1May 13, 2003

Cassette deck mechanism for mounting/discharging different size cassettes using a pivoted arm

SONY CORP6 citations56

US5433396AJul 18, 1995

Recording and/or reproducing apparatus having a slider means for braking reel-driving mechanisms

SONY CORP4 citations52

KUSUMI RYUJI

1 patent

US8230453B2Jul 24, 2012

Door opening and closing mechanism provided at the front of an apparatus body

KUSUMI RYUJI2 citations52