Inventor
NISHIZAWA AKIHITO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “NISHIZAWA AKIHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS5646684AJul 8, 1997
Ultra small video camera and a video camera system
HITACHI LTD68 citations95
US5805214ASep 8, 1998
Ultra small video camera and a video camera system in use thereof
HITACHI LTD22 citations92
US6097879AAug 1, 2000
Video camera apparatus of digital recording type
HITACHI LTD28 citations91
US5347371ASep 13, 1994
Video camera with extraction unit for extracting specific portion of video signal
HITACHI LTD29 citations91
US6295084B1Sep 25, 2001
System with analog interface and signal processor therefor
HITACHI LTD14 citations74
US6215948B1Apr 10, 2001
Magnetic recording/reproducing apparatus and the same equipped with an image sensor
HITACHI LTD6 citations74
US5510835AApr 23, 1996
Video camera having a solid-type image sensor
HITACHI LTD11 citations74
US7982787B2Jul 19, 2011
Image apparatus and method and program for producing interpolation signal
HITACHI LTD5 citations72
US7304672B2Dec 4, 2007
Contour correcting video signal processing apparatus
HITACHI LTD7 citations72
US5293255AMar 8, 1994
Method and system for extracting a specific image
HITACHI LTD9 citations72
US9338371B2May 10, 2016
Imaging device
HITACHI LTD2 citations63
US7668391B2Feb 23, 2010
Image signal processor and image signal processing method
HITACHI LTD3 citations61
US6424787B2Jul 23, 2002
Magnetic recording/reproducing apparatus and the same equipped with an image sensor
HITACHI LTD1 citations52
US7643073B2Jan 5, 2010
Image apparatus and method and program for producing interpolation signal
HITACHI LTD0 citations51
US7839433B2Nov 23, 2010
Imaging apparatus
HITACHI LTD0 citations40
MAXELL LTD
5 patentsUS10685681B2Jun 16, 2020
Information recording/reproducing apparatus
MAXELL LTD4 citations83
US10210904B2Feb 19, 2019
Information recording/reproducing apparatus
MAXELL LTD6 citations83
US12131753B2Oct 29, 2024
Information recording/reproducing apparatus
MAXELL LTD2 citations72
US11456018B2Sep 27, 2022
Information recording/reproducing apparatus
MAXELL LTD2 citations72
US10154208B2Dec 11, 2018
Imaging device, imaging method, and on-board imaging system
MAXELL LTD2 citations67