Inventor
OKADA YOSHINORI
JP84 patents
⚠️ This page may combine multiple inventors who share the name “OKADA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAXELL LTD
13 patentsUS12039223B2Jul 16, 2024
Head-mountable information processing apparatus
MAXELL LTD2 citations73
US11733039B2Aug 22, 2023
Information processing apparatus
MAXELL LTD3 citations73
US12587043B2Mar 24, 2026
Power feed system
MAXELL LTD0 citations63
US12439110B2Oct 7, 2025
Content viewing method and mobile information terminal used for same
MAXELL LTD0 citations63
US12074458B2Aug 27, 2024
Non-contact power transmission device and non-contact power transmission/reception system
MAXELL LTD0 citations63
US12009677B2Jun 11, 2024
Power feed system
MAXELL LTD0 citations63
US11589095B2Feb 21, 2023
Content viewing method and mobile information terminal used for same
MAXELL LTD0 citations63
US11552506B2Jan 10, 2023
Non-contact power transmission device and non-contact power transmission/reception system
MAXELL LTD0 citations63
US11223865B2Jan 11, 2022
Content viewing method and mobile information terminal used for same
MAXELL LTD0 citations63
US12468378B2Nov 11, 2025
Head mounted information processing apparatus and head mounted display system
MAXELL LTD0 citations62
US12450847B2Oct 21, 2025
Head-mounted information processing apparatus and head-mounted display system
MAXELL LTD0 citations62
US12436613B2Oct 7, 2025
Image display device and image display method
MAXELL LTD0 citations62
US12163806B2Dec 10, 2024
Information processing apparatus
MAXELL LTD1 citations62
HITACHI LTD
12 patentsUS5251074AOct 5, 1993
Method and apparatus for controlling a video signal print system
HITACHI LTD36 citations92
US4825299AApr 25, 1989
Magnetic recording/reproducing apparatus utilizing phase comparator
HITACHI LTD54 citations92
US4724407AFeb 9, 1988
Integrated filter circuit having switchable selected parallel filter paths
HITACHI LTD27 citations92
US4591924AMay 27, 1986
Multiplex magnetic recording and reproduction system
HITACHI LTD40 citations92
US4607293AAug 19, 1986
Magnetic recording and reproduction system
HITACHI LTD24 citations82
US4338645AJul 6, 1982
Tape running time indication system
HITACHI LTD23 citations82
US6078205AJun 20, 2000
Circuit device, drive circuit, and display apparatus including these components
HITACHI LTD12 citations74
US4667120AMay 19, 1987
Integrated filter circuit with variable frequency characteristics
HITACHI LTD7 citations74
US5432648AJul 11, 1995
Magnetic recording and reproducing unit with selection of reproduced image signals
HITACHI LTD11 citations73
US6347182B1Feb 12, 2002
Recording/reproducing apparatus including search reproducer controlled by tracking controller so that picture information of a selected type can be normally detected during search reproduction
HITACHI LTD10 citations72
US5625504AApr 29, 1997
Magnetic recording and reproducing system
HITACHI LTD13 citations72
US4307326ADec 22, 1981
Drive system for a motor
HITACHI LTD6 citations63
FUJITSU HITACHI PLASMA DISPLAY
4 patentsUS7015905B2Mar 21, 2006
Capacitive load driving circuit driving capacitive loads such as pixels in plasma display panels and plasma display apparatus having the capacitive load driving circuit
FUJITSU HITACHI PLASMA DISPLAY8 citations74
US6621234B2Sep 16, 2003
Plasma display device with alternately arranged sustain electrodes
FUJITSU HITACHI PLASMA DISPLAY7 citations74
US7084839B2Aug 1, 2006
Pre-drive circuit, capacitive load drive circuit and plasma display apparatus
FUJITSU HITACHI PLASMA DISPLAY8 citations72
US7710351B2May 4, 2010
Load drive circuit and display device using the same
FUJITSU HITACHI PLASMA DISPLAY4 citations63
TAKAHASHI HIROYUKI
3 patentsUS9829762B2Nov 28, 2017
Electrochromic display element, display device, information system, and electrochromic dimming lens
TAKAHASHI HIROYUKI10 citations84
US9041997B2May 26, 2015
Electro-chromic display element, display apparatus, and driving method
TAKAHASHI HIROYUKI7 citations84
US8743048B2Jun 3, 2014
Electrochromic display element, display device and information apparatus
TAKAHASHI HIROYUKI17 citations84
YASHIRO TOHRU
3 patentsNAIJO YOSHIHISA
3 patentsUS9069222B2Jun 30, 2015
Electrochromic display element and display device
NAIJO YOSHIHISA9 citations83
US8736941B2May 27, 2014
Electrochromic display apparatus and method of manufacturing the same
NAIJO YOSHIHISA12 citations83
US9389480B2Jul 12, 2016
Method for manufacturing an electrochromic display device and an electrochromic display device having through-hole in display electrode
NAIJO YOSHIHISA4 citations72
RENESAS TECH CORP
2 patentsOKADA YOSHINORI
2 patentsTOSHIBA KK
2 patentsMITSUBISHI ELECTRIC CORP
1 patentFUJIMURA KOH
1 patentKIM SUKCHAN
1 patentSAGISAKA TOSHIYA
1 patentGOTO DAISUKE
1 patentINOUE MAMIKO
1 patentShowing the top 50 of 84 patents by PatentIndex Score.