Inventor
TSURUMI HIROSHI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “TSURUMI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
24 patentsUS7135940B2Nov 14, 2006
Tunable filter and portable telephone
TOSHIBA KK77 citations98
US6498929B1Dec 24, 2002
Receiver having DC offset decreasing function and communication system using the same
TOSHIBA KK149 citations98
US6334051B1Dec 25, 2001
Direct conversion receiver with wide band analog frequency conversion front end and digital demodulating and selecting back end
TOSHIBA KK94 citations98
US6339711B1Jan 15, 2002
Radio apparatus
TOSHIBA KK44 citations96
US5867777AFeb 2, 1999
Variable-gain amplifier circuit, offset control method in variable-gain amplifier circuit, radio receiver with variable-gain amplifier circuit, and radio receiving method in radio receiver with variable-gain amplifier
TOSHIBA KK59 citations96
US6714604B1Mar 30, 2004
Receiver
TOSHIBA KK21 citations93
US7319714B2Jan 15, 2008
Wireless communication and wireless communication apparatus
TOSHIBA KK34 citations92
US6816712B2Nov 9, 2004
Radio apparatus
TOSHIBA KK32 citations92
US6809604B2Oct 26, 2004
Voltage control oscillator having a ferroelectric thin film perovskite single crystal resonator
TOSHIBA KK29 citations92
US6741639B1May 25, 2004
Radio communicating apparatus radio communicating method and recording medium
TOSHIBA KK30 citations92
US5373533ADec 13, 1994
FSK signal receiving device
TOSHIBA KK20 citations92
US7194262B2Mar 20, 2007
Wireless communication system, wireless base station, wireless terminal and method of wireless communication
TOSHIBA KK16 citations84
US6870446B2Mar 22, 2005
High frequency filter
TOSHIBA KK17 citations84
US10078485B2Sep 18, 2018
Display apparatus and display system
TOSHIBA KK7 citations83
US7502407B2Mar 10, 2009
Wireless communication and wireless communication apparatus
TOSHIBA KK6 citations74
US7184738B2Feb 27, 2007
Radio apparatus
TOSHIBA KK7 citations74
US7590400B2Sep 15, 2009
Radio apparatus
TOSHIBA KK2 citations63
US9110856B2Aug 18, 2015
Interface control apparatus, data storage apparatus and method for interface control
TOSHIBA KK2 citations59
US7489954B2Feb 10, 2009
Wireless communication apparatus and method of wireless communication
TOSHIBA KK0 citations52
US7386329B2Jun 10, 2008
Wireless communication apparatus and method of wireless communication
TOSHIBA KK0 citations52
US7180934B2Feb 20, 2007
Radio communicating apparatus, radio communicating method, and recording medium
TOSHIBA KK1 citations52
US7095806B2Aug 22, 2006
Receiver
TOSHIBA KK0 citations52
US10642562B2May 5, 2020
Display apparatus and display system
TOSHIBA KK0 citations51
US9201611B2Dec 1, 2015
Interface control apparatus, data storage apparatus and interface control method
TOSHIBA KK0 citations48
FUJITSU LTD
9 patentsUS5915122AJun 22, 1999
Activation of a magnetic disk apparatus
FUJITSU LTD49 citations96
US5903404AMay 11, 1999
High density disk unit and disk medium
FUJITSU LTD50 citations92
US6094725AJul 25, 2000
Magnetic disk apparatus
FUJITSU LTD37 citations89
US5675816AOct 7, 1997
Magnetic disk subsystem with failsafe battery charging and power shut down
FUJITSU LTD50 citations89
US5650882AJul 22, 1997
Disk unit performing control using sector pulses
FUJITSU LTD12 citations72
US5058191AOct 15, 1991
Motor rotation speed control circuit
FUJITSU LTD2 citations63
US5070420ADec 3, 1991
Magnetic disk drive
FUJITSU LTD2 citations61
US7289287B2Oct 30, 2007
Apparatus for recording or/and reproducing information and method for reducing power consumption thereof
FUJITSU LTD2 citations60
US7061713B2Jun 13, 2006
Disk storage
FUJITSU LTD0 citations42