Inventor
NAKAMURA SHIGEKI
JP52 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA SHIGEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS6352222B1Mar 5, 2002
Satellite, satellite control method and satellite communication system
HITACHI LTD27 citations96
US4737728AApr 12, 1988
Digitally processed demodulator for quadrature modulated signals
HITACHI LTD62 citations96
US5073904ADec 17, 1991
Digital signal processing type demodulation method and demodulation circuit
HITACHI LTD26 citations93
US4856027AAug 8, 1989
Carrier recovery phase-locked loop
HITACHI LTD40 citations93
US6764049B1Jul 20, 2004
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith
HITACHI LTD16 citations92
US6695259B1Feb 24, 2004
Communication system, communication receiving device and communication terminal in the system
HITACHI LTD29 citations92
US6499698B2Dec 31, 2002
Satellite, satellite control method and satellite communication system
HITACHI LTD18 citations92
US6328264B1Dec 11, 2001
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith
HITACHI LTD20 citations92
US4680556AJul 14, 1987
Digital modulation apparatus
HITACHI LTD19 citations82
US5918155AJun 29, 1999
Satellite communication system and method thereof
HITACHI LTD20 citations81
US4843352AJun 27, 1989
Modulator for generating a burst-like modulated wave
HITACHI LTD22 citations81
US6824107B2Nov 30, 2004
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith
HITACHI LTD4 citations73
US6634602B2Oct 21, 2003
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith
HITACHI LTD4 citations73
US6422516B1Jul 23, 2002
Artificial satellite with an orbit having a long staying time in a zenith direction, an orbit control method and a communication system therewith
HITACHI LTD8 citations73
PANASONIC CORP
5 patentsUS7576612B2Aug 18, 2009
Power amplifier
PANASONIC CORP8 citations84
US7683712B2Mar 23, 2010
Wireless frequency power amplifier, semiconductor device, and wireless frequency power amplification method
PANASONIC CORP13 citations81
US9203364B2Dec 1, 2015
DC offset canceller
PANASONIC CORP6 citations71
US7899420B2Mar 1, 2011
Wireless transmission device in which transmission output is controlled in feedback control
PANASONIC CORP2 citations59
US9369088B2Jun 14, 2016
Amplifier
PANASONIC CORP1 citations52
PANASONIC IP MAN CO LTD
4 patentsUS10985471B2Apr 20, 2021
Radar device
PANASONIC IP MAN CO LTD9 citations85
US10804615B2Oct 13, 2020
Radar device
PANASONIC IP MAN CO LTD3 citations73
US9525581B2Dec 20, 2016
Wireless communication device and malfunction determining method
PANASONIC IP MAN CO LTD0 citations52
US9917660B2Mar 13, 2018
Wireless communication device and wireless communication system
PANASONIC IP MAN CO LTD0 citations42
SONY SEMICONDUCTOR SOLUTIONS CORP
4 patentsUS10432875B2Oct 1, 2019
Image processing apparatus, image processing method, and image sensor
SONY SEMICONDUCTOR SOLUTIONS CORP3 citations73
US9659346B2May 23, 2017
Image processing apparatus, image processing method, solid-state imaging device, and electronic apparatus configured to calculate a pixel value of a target position in accordance with a weighted value of each pixel on a candidate line of a plurality of candidate lines
SONY SEMICONDUCTOR SOLUTIONS CORP2 citations73
US10541259B2Jan 21, 2020
Solid-state imaging device, imaging device, and electronic apparatus
SONY SEMICONDUCTOR SOLUTIONS CORP1 citations62
US12495191B2Dec 9, 2025
Imaging device and electronic equipment
SONY SEMICONDUCTOR SOLUTIONS CORP0 citations51
SONY CORP
3 patentsUS11064115B2Jul 13, 2021
Image sensor, image pickup apparatus, image sensor-identifying method, image forgery-preventing method, and image alternation-limiting method
SONY CORP2 citations72
US10764492B2Sep 1, 2020
Image sensor, image pickup apparatus, image sensor-identifying method, image forgery-preventing method, and image alternation-limiting method
SONY CORP2 citations72
US7970137B2Jun 28, 2011
Content reproduction apparatus, content recording apparatus, network system, and content recording/reproduction method
SONY CORP0 citations42
SEIKISUI CHEMICAL CO LTD
3 patentsRENESAS ELECTRONICS CORP
3 patentsTOYOTA MOTOR CO LTD
2 patentsGREE INC
2 patentsYOKOTA KK
1 patentOTSUKA PHARMA CO LTD
1 patentMAZDA MOTOR
1 patentTOKYO ELECTRON LTD
1 patentNAKAMURA SHIGEKI
1 patentPIONEER CORP
1 patentNEC CORP
1 patentKOMATSU DENSHI KINZOKU KK
1 patentKOMATSU ELECTRONIC METAL CO LT
1 patentSONY GROUP CORP
1 patentShowing the top 50 of 52 patents by PatentIndex Score.