Inventor
OHMURA YOSHITO
JP5 patents
Patents
5 patentsUS5805417ASep 8, 1998
Heat dissipation structure in a portable computer including a heat dissipation block extending from a heat dissipation plate through a first circuit board to a CPU on a second circuit board
HITACHI LTD22 citations92
US6094343AJul 25, 2000
Heat dissipation structure for electronic equipment including two heat dissipation block assemblies and a heat conductive coupler
HITACHI LTD14 citations81
US6094344AJul 25, 2000
Heat dissipation structure for a personal computer including two heat dissipation block assemblies and two heat dissipation plates
HITACHI LTD8 citations73
US4163119AJul 31, 1979
Protective circuit for electroacoustic transducer with hall element and voice coil temperature rise time constant circuit
HITACHI LTD10 citations68
US4047119ASep 6, 1977
Transistor differential amplifier circuit
HITACHI LTD4 citations60