Inventor
HATANAKA KEIJI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HATANAKA KEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
13 patentsUS5546191AAug 13, 1996
Recording and reproducing apparatus
MITSUBISHI ELECTRIC CORP195 citations97
US4862099AAug 29, 1989
Digital FM demodulator with distortion correction
MITSUBISHI ELECTRIC CORP20 citations82
US5185679AFeb 9, 1993
Inversion phenomenon preventing circuit
MITSUBISHI ELECTRIC CORP11 citations74
US9167227B2Oct 20, 2015
Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatus
MITSUBISHI ELECTRIC CORP3 citations73
US4906942AMar 6, 1990
Frequency demodulator with reversal phenomenon compensation
MITSUBISHI ELECTRIC CORP12 citations73
US5003406AMar 26, 1991
Video image reproducing apparatus which eliminates a noise bar in the image by using a field memory
MITSUBISHI ELECTRIC CORP14 citations68
US10951876B2Mar 16, 2021
Stereoscopic video reproducing method, stereoscopic video reproducing apparatus and optical disc
MITSUBISHI ELECTRIC CORP0 citations62
US5638407AJun 10, 1997
Inversion prevention device
MITSUBISHI ELECTRIC CORP3 citations60
US4827359AMay 2, 1989
Video recording and reproducing apparatus
MITSUBISHI ELECTRIC CORP6 citations60
US5654843AAug 5, 1997
Method and apparatus for following curved tracks on a tape
MITSUBISHI ELECTRIC CORP1 citations52
US10382741B2Aug 13, 2019
Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatus
MITSUBISHI ELECTRIC CORP0 citations51
US9729851B2Aug 8, 2017
Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatus
MITSUBISHI ELECTRIC CORP0 citations51
US9521396B2Dec 13, 2016
Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatus
MITSUBISHI ELECTRIC CORP0 citations51
NISSAN MOTOR
4 patentsUS4691521ASep 8, 1987
Supercharger pressure control system for internal combustion engine with turbocharger
NISSAN MOTOR30 citations92
US4679398AJul 14, 1987
Variable capacity turbocharger control device
NISSAN MOTOR19 citations72
US4782806ANov 8, 1988
Fuel injection system and method for a premixture type internal combustion engine
NISSAN MOTOR5 citations62
US4860211AAug 22, 1989
Air fuel ratio control apparatus
NISSAN MOTOR4 citations61