P

Inventor

YOSHIOKA TSUTOMU

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

TOA CORP

3 patents
US5715322AFeb 3, 1998

Throat device interconnecting a plurality of drive units and a horn

TOA CORP28 citations92
US5285025AFeb 8, 1994

Loudspeaker horn

TOA CORP20 citations91
US6658128B1Dec 2, 2003

Horn loudspeaker

TOA CORP22 citations89

NISSAN MOTOR

2 patents
US4451518AMay 29, 1984

Reinforcing member

NISSAN MOTOR93 citations95
US4369608AJan 25, 1983

Panel for automobile

NISSAN MOTOR67 citations94

CLARION CO LTD

1 patent
US5483506AJan 9, 1996

Radio receiver with playback means

CLARION CO LTD46 citations92

TEZUKA SEIICHI

1 patent
US8189823B2May 29, 2012

Speaker system

TEZUKA SEIICHI8 citations71