Inventor

OHAMA SHIGEJI

JP3 patents

Patents

3 patents

US7079660B2Jul 18, 2006

Bass compensation device and a sound system using the device

ROHM CO LTD4 citations59

US6590984B2Jul 8, 2003

Sound quality regulation apparatus

ROHM CO LTD2 citations59

US7459968B2Dec 2, 2008

Audio power amplifier IC and audio system provided with the same

ROHM CO LTD6 citations54