Inventor
MISHIMA AKIRA
JP34 patents
⚠️ This page may combine multiple inventors who share the name “MISHIMA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS6843335B2Jan 18, 2005
Power conversion apparatus and mobile object incorporating thereof
HITACHI LTD73 citations97
US6618278B2Sep 9, 2003
Electric power conversion/inversion apparatus
HITACHI LTD67 citations96
US6525950B1Feb 25, 2003
Semiconductor device and electric power conversion device
HITACHI LTD56 citations96
US6493249B2Dec 10, 2002
Semiconductor apparatus, power converter and automobile
HITACHI LTD76 citations96
US6377479B1Apr 23, 2002
Power conversion system
HITACHI LTD54 citations95
US6943445B2Sep 13, 2005
Semiconductor device having bridge-connected wiring structure
HITACHI LTD32 citations92
US6791854B2Sep 14, 2004
Semiconductor apparatus, power converter and automobile
HITACHI LTD22 citations92
US7989997B2Aug 2, 2011
Control device for electrically operated power steering system
HITACHI LTD33 citations91
US7701159B2Apr 20, 2010
Brushless motor system
HITACHI LTD7 citations73
US7317626B2Jan 8, 2008
Power converter
HITACHI LTD7 citations72
US7643323B2Jan 5, 2010
Power converter
HITACHI LTD3 citations61
US6389827B2May 21, 2002
Heat source apparatus of ice storage type
HITACHI LTD4 citations57
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
11 patentsUS5600680AFeb 4, 1997
High frequency receiving apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD127 citations98
US6363126B1Mar 26, 2002
Demodulator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD73 citations94
US6072992AJun 6, 2000
High-frequency device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations92
US5355532AOct 11, 1994
Television tuner unit having shield housing
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations92
US5179729AJan 12, 1993
Tuner station selecting apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations92
US6115432ASep 5, 2000
High-frequency signal receiving apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations84
US6233442B1May 15, 2001
High frequency apparatus with reduced adjusting error
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations81
US5457817AOct 10, 1995
Tuner of a double superheterodyne receiver
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US5212824AMay 18, 1993
Mixer for frequency converting both ground and satellite broadcasting signals
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US6389082B1May 14, 2002
Receiver
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US6052571AApr 18, 2000
Tuner for PSK or PAM data applications
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73