Inventor
NAMEKAWA TAKASHI
JP39 patents
⚠️ This page may combine multiple inventors who share the name “NAMEKAWA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
29 patentsUS6040029AMar 21, 2000
Glass substrate of disk for recording information, a disk for recording information, and a disk device for recording information
HITACHI LTD42 citations96
US6933601B2Aug 23, 2005
Semiconductor connection substrate
HITACHI LTD24 citations92
US6801397B2Oct 5, 2004
Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk device
HITACHI LTD14 citations92
US6790502B1Sep 14, 2004
Optically functional element and production method and application therefor
HITACHI LTD27 citations92
US6577472B2Jun 10, 2003
Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture
HITACHI LTD23 citations92
US6411591B1Jun 25, 2002
Optical recording medium and optical memory device
HITACHI LTD42 citations92
US6136401AOct 24, 2000
Glass substrate of disk for recording information, a disk for recording information, and a disk device for recording information
HITACHI LTD19 citations92
US4083719AApr 11, 1978
Copper-carbon fiber composites and process for preparation thereof
HITACHI LTD43 citations92
US4470063ASep 4, 1984
Copper matrix electrode having carbon fibers therein
HITACHI LTD49 citations91
US7586755B2Sep 8, 2009
Electronic circuit component
HITACHI LTD11 citations84
US7169334B2Jan 30, 2007
Optical information recording medium
HITACHI LTD11 citations84
US6150027ANov 21, 2000
Glass composition, structure, and apparatus using the same
HITACHI LTD14 citations82
US4816949AMar 28, 1989
Magnetic head containing amorphous alloy and crystallizable glass
HITACHI LTD20 citations79
US7232612B2Jun 19, 2007
Glass substrate of disk for recording information, a disk for recording information, and a disk device for recording information
HITACHI LTD7 citations74
US6784538B2Aug 31, 2004
Heat transfer structure for a semiconductor device utilizing a bismuth glass layer
HITACHI LTD10 citations74
US6768193B2Jul 27, 2004
Heat transfer structure for a semiconductor device utilizing a bismuth glass layer
HITACHI LTD12 citations74
US6512655B1Jan 28, 2003
Magnetic head with sealing glass composition
HITACHI LTD6 citations74
US6503858B1Jan 7, 2003
Glass composition, structure, and apparatus using the same
HITACHI LTD10 citations74
US6440517B1Aug 27, 2002
Glass material
HITACHI LTD4 citations74
US6177169B1Jan 23, 2001
Optical information recording medium
HITACHI LTD5 citations74
US5985401ANov 16, 1999
Optical information recording medium
HITACHI LTD9 citations74
US4741849AMay 3, 1988
Ceramic body glass composition for bonding and filling ceramic parts thereof
HITACHI LTD17 citations74
US6844092B2Jan 18, 2005
Optically functional element and production method and application therefor
HITACHI LTD10 citations73
US6689456B2Feb 10, 2004
Magnetic recording medium, a manufacturing method thereof, and a magnetic recording unit using thereof
HITACHI LTD8 citations73
US5519555AMay 21, 1996
Magnetic head including PbO-V2 O5 -P2 O5 system glass bonding
HITACHI LTD10 citations72
US5239434AAug 24, 1993
Magnetic head, bonding glass used therefor and magnetic recording and reproducing apparatus
HITACHI LTD8 citations72
US4794483ADec 27, 1988
Magnetic head having layers of amorphous magnetic alloy bonded together with a glass containing vandium oxide phosphorus oxide and antimony oxide
HITACHI LTD11 citations72
US6667946B1Dec 23, 2003
Optical information recording medium
HITACHI LTD2 citations63
US4229631AOct 21, 1980
Vacuum-type circuit breaker
HITACHI LTD5 citations63
HITACHI DISPLAYS LTD
3 patentsUS7452489B2Nov 18, 2008
Conductive material, method of producing the same, visual display device, and glass spacer thereof
HITACHI DISPLAYS LTD23 citations92
US8022000B2Sep 20, 2011
Display device and production method thereof
HITACHI DISPLAYS LTD5 citations61
US7755269B2Jul 13, 2010
Spacer and image display panel using the same
HITACHI DISPLAYS LTD1 citations51
HITACHI GLOBAL STORAGE TECH
2 patentsUS7035049B2Apr 25, 2006
Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk device
HITACHI GLOBAL STORAGE TECH64 citations97
US7259936B2Aug 21, 2007
Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk device
HITACHI GLOBAL STORAGE TECH1 citations62
RENESAS TECH CORP
2 patentsUS7183650B2Feb 27, 2007
Wiring glass substrate for connecting a semiconductor chip to a printed wiring substrate and a semiconductor module having the wiring glass substrate
RENESAS TECH CORP30 citations92
US7535106B2May 19, 2009
Wiring glass substrate for connecting a semiconductor chip to a printed wiring substrate and a semiconductor module having the wiring glass substrate
RENESAS TECH CORP1 citations51