Inventor
KATOH SHOHICHI
JP11 patents
Patents
11 patentsUS4644406AFeb 17, 1987
Large scale contact type image reading unit using two-dimensional sensor array
SHARP KK70 citations95
US5644124AJul 1, 1997
Photodetector with a multilayer filter and method of producing the same
SHARP KK38 citations92
US4787076ANov 22, 1988
Optical disc tracking system with switching of tracking error signals at boundary between track guide and track address
SHARP KK37 citations92
US5412630AMay 2, 1995
Tracking system for optical disc memory using tracking error signals from main beam and auxiliary beams
SHARP KK11 citations74
US4925776AMay 15, 1990
Optical memory element and manufacturing method thereof
SHARP KK10 citations74
US4597012AJun 24, 1986
Two-dimensional image read-out sensor device
SHARP KK18 citations73
US4559564ADec 17, 1985
Two-dimensional image reader
SHARP KK9 citations73
US4541015ASep 10, 1985
Two-dimensional image readout device
SHARP KK12 citations73
US5470694ANov 28, 1995
Optical memory element and manufacturing method thereof
SHARP KK3 citations63
US4641359AFeb 3, 1987
Two-dimensional image read-out device
SHARP KK3 citations62
US4650985AMar 17, 1987
Image readout element
SHARP KK5 citations61