Inventor
IMAI TSUTOMU
JP46 patents
⚠️ This page may combine multiple inventors who share the name “IMAI TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS5743009AApr 28, 1998
Method of making multi-pin connector
HITACHI LTD107 citations98
US5565706AOct 15, 1996
LSI package board
HITACHI LTD190 citations98
US4739444AApr 19, 1988
Device for adjusting pressure loss of cooling air for an assembly of cards carrying electronic components
HITACHI LTD112 citations96
US6326561B1Dec 4, 2001
Thin-film multilayer wiring board with wiring and via holes in a thickness of an insulating layer
HITACHI LTD39 citations92
US6190493B1Feb 20, 2001
Thin-film multilayer wiring board and production thereof
HITACHI LTD31 citations92
US5923539AJul 13, 1999
Multilayer circuit substrate with circuit repairing function, and electronic circuit device
HITACHI LTD43 citations92
US5726863AMar 10, 1998
Multilayer printed circuit board
HITACHI LTD52 citations92
US5257452ANov 2, 1993
Methods of recovering a multi-layer printed circuit board
HITACHI LTD31 citations92
US5926375AJul 20, 1999
Surface mounting structure
HITACHI LTD47 citations91
US7342234B2Mar 11, 2008
Radiological imaging apparatus and cooling method of same
HITACHI LTD9 citations84
US7340153B2Mar 4, 2008
Apparatus and method for recording and reproducing information
HITACHI LTD9 citations84
US6213786B1Apr 10, 2001
Electronic device and multi-pin connector therefor
HITACHI LTD5 citations73
US4899251AFeb 6, 1990
Power supply network of printed circuit board
HITACHI LTD9 citations73
US6132221AOct 17, 2000
Multi-pin connector
HITACHI LTD4 citations62
SONY CORP
8 patentsUS6408332B1Jun 18, 2002
Recording and reproducing apparatus and terminal apparatus
SONY CORP69 citations95
US6574598B1Jun 3, 2003
Transmitter and receiver, apparatus and method, all for delivery of information
SONY CORP20 citations92
US4329547AMay 11, 1982
Dual section electret microphone
SONY CORP39 citations92
USRE41977ENov 30, 2010
Recording and reproducing apparatus and terminal apparatus
SONY CORP9 citations82
US6704777B2Mar 9, 2004
Recording and reproducing apparatus and terminal apparatus
SONY CORP9 citations72
USRE43917EJan 8, 2013
Recording and reproducing apparatus and terminal apparatus
SONY CORP0 citations51
USRE42810EOct 4, 2011
Recording and reproducing apparatus and terminal apparatus
SONY CORP0 citations51
USRE41112EFeb 9, 2010
Recording and reproducing apparatus and terminal apparatus
SONY CORP0 citations47
KENWOOD CORP
6 patentsUS6636470B1Oct 21, 2003
Disc loading mechanism of disc apparatus
KENWOOD CORP13 citations82
US6614747B2Sep 2, 2003
Supporting structure with locking mechanism of floating chassis of disc apparatus
KENWOOD CORP7 citations71
US6426935B1Jul 30, 2002
Supporting structure of floating chassis of disc apparatus
KENWOOD CORP11 citations71
US6438095B1Aug 20, 2002
Disc clamp mechanism for disc apparatus
KENWOOD CORP6 citations60
US6772425B1Aug 3, 2004
Disc player mounted on vehicle
KENWOOD CORP2 citations59
US7340751B2Mar 4, 2008
Disc player mounted on vehicle
KENWOOD CORP0 citations48
SANYO ELECTRIC CO
4 patentsUS7138670B2Nov 21, 2006
Semiconductor device for use in a solid state imaging device
SANYO ELECTRIC CO3 citations62
US6995915B2Feb 7, 2006
Manufacturing method of micro-lens, manufacturing method of solid-state image pickup device and solid-state image pickup device
SANYO ELECTRIC CO2 citations60
US7459327B2Dec 2, 2008
Method for manufacturing micro lenses including underlayer film and lens film etching steps
SANYO ELECTRIC CO3 citations58
US7462567B2Dec 9, 2008
Method for manufacturing integrated circuit
SANYO ELECTRIC CO0 citations52
TOYOTA JIDOSHOKKI KK
3 patentsSEIKO EPSON CORP
3 patentsUS6654711B1Nov 25, 2003
Correction factors for the analysis of piezoelectric devices
SEIKO EPSON CORP9 citations73
US6230113B1May 8, 2001
Stiffness effects in piezoelectric devices
SEIKO EPSON CORP7 citations73
US6658376B1Dec 2, 2003
Determination of vibration frequency characteristics of electroded crystal plate
SEIKO EPSON CORP6 citations62