Inventor
SATOH KATSUAKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SATOH KATSUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
8 patentsUS5025474AJun 18, 1991
Speaker system with image projection screen
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD146 citations97
US4888808ADec 19, 1989
Digital equalizer apparatus enabling separate phase and amplitude characteristic modification
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD64 citations96
US4924962AMay 15, 1990
Sound reproducing apparatus for use in vehicle
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD64 citations94
US4896285AJan 23, 1990
Calculation of filter factors for digital filter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US5073946ADec 17, 1991
Thin speaker having an enclosure with an open portion and a closed portion
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations82
US5051942ASep 24, 1991
Method and apparatus for calculating filter factors
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73
US5023913AJun 11, 1991
Apparatus for changing a sound field
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations72
US4484383ANov 27, 1984
Method of manufacturing a speaker diaphragm
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62