Inventor
OKA HIROKI
JP59 patents
⚠️ This page may combine multiple inventors who share the name “OKA HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
23 patentsUSD533578SDec 12, 2006
Tripod
SONY CORP52 citations96
USD578994SOct 21, 2008
Portable recorder
SONY CORP19 citations93
USD567798SApr 29, 2008
IC recorder
SONY CORP23 citations93
USD542262SMay 8, 2007
IC recorder
SONY CORP22 citations93
USD412515SAug 3, 1999
Video camera combined with video tape recorder
SONY CORP18 citations93
USD350753SSep 20, 1994
Digital audio disc player combined with a radio tuner and a tape recorder
SONY CORP22 citations93
US6556240B2Apr 29, 2003
Video camera system having remote commander
SONY CORP26 citations92
USD623166SSep 7, 2010
Portable recorder
SONY CORP14 citations84
USD486845SFeb 17, 2004
Video camera
SONY CORP14 citations84
US7545410B2Jun 9, 2009
Video camera system having remote commander
SONY CORP7 citations74
US6828994B2Dec 7, 2004
Video camera system having remote commander
SONY CORP9 citations74
USD461788SAug 20, 2002
Combined video printer and player/recorder
SONY CORP12 citations74
USD450741SNov 20, 2001
Video camera
SONY CORP12 citations74
USD421032SFeb 22, 2000
Stabilizer for a video camera
SONY CORP7 citations74
USD736301SAug 11, 2015
Projector
SONY CORP5 citations73
USD410431SJun 1, 1999
Battery charger
SONY CORP7 citations73
USD487446SMar 9, 2004
Disc player
SONY CORP5 citations63
USD487095SFeb 24, 2004
Disc cartridge
SONY CORP5 citations63
USD460777SJul 23, 2002
Projector
SONY CORP5 citations63
USD436581SJan 23, 2001
Video tape recorder
SONY CORP3 citations63
USD410935SJun 15, 1999
Combined disc recorder and video camera
SONY CORP2 citations63
USD359044SJun 6, 1995
Combined tape player and radio
SONY CORP5 citations63
USD738029SSep 1, 2015
Modular unit
SONY CORP2 citations58
TOKYO ELECTRON LTD
10 patentsUS6488262B1Dec 3, 2002
Gate valve for semiconductor processing system
TOKYO ELECTRON LTD23 citations93
USD527751SSep 5, 2006
Transfer-chamber
TOKYO ELECTRON LTD22 citations92
US7105847B2Sep 12, 2006
Semiconductor processing-purpose substrate detecting method and device, and substrate transfer system
TOKYO ELECTRON LTD15 citations84
US6932885B1Aug 23, 2005
Vacuum processing device
TOKYO ELECTRON LTD15 citations84
US9805962B2Oct 31, 2017
Substrate conveyance method, and substrate conveyance device
TOKYO ELECTRON LTD4 citations73
USD556157SNov 27, 2007
Load-lock chamber
TOKYO ELECTRON LTD9 citations73
US11527426B2Dec 13, 2022
Substrate processing device
TOKYO ELECTRON LTD3 citations71
US8382938B2Feb 26, 2013
Gate valve cleaning method and substrate processing system
TOKYO ELECTRON LTD2 citations63
US8048235B2Nov 1, 2011
Gate valve cleaning method and substrate processing system
TOKYO ELECTRON LTD4 citations63
US10971385B2Apr 6, 2021
Substrate processing apparatus and transfer position correcting method
TOKYO ELECTRON LTD1 citations57
DAINIPPON PRINTING CO LTD
10 patentsUS11733607B2Aug 22, 2023
Metal plate for producing vapor deposition masks, inspection method for metal plates, production method for metal plates, vapor deposition mask, vapor deposition mask device, and production method for vapor deposition masks
DAINIPPON PRINTING CO LTD2 citations72
US11649539B2May 16, 2023
Deposition mask group, manufacturing method of electronic device, and electronic device
DAINIPPON PRINTING CO LTD1 citations72
US11566316B2Jan 31, 2023
Deposition mask group, manufacturing method of electronic device, and electronic device
DAINIPPON PRINTING CO LTD2 citations72
US11237481B2Feb 1, 2022
Metal plate for manufacturing deposition mask and manufacturing method for metal plate, and deposition mask and manufacturing method for deposition mask
DAINIPPON PRINTING CO LTD3 citations72
US12540385B2Feb 3, 2026
Production method for metal plates for vapor deposition masks
DAINIPPON PRINTING CO LTD0 citations62
US12227823B2Feb 18, 2025
Metal plate for producing vapor deposition masks, production method for metal plates, vapor deposition mask, production method for vapor deposition mask, and vapor deposition mask device comprising vapor deposition mask
DAINIPPON PRINTING CO LTD0 citations62
US12117727B2Oct 15, 2024
Metal plate for manufacturing deposition mask and manufacturing method for metal plate, and deposition mask and manufacturing method for deposition mask
DAINIPPON PRINTING CO LTD0 citations62
US11939659B2Mar 26, 2024
Deposition mask group, manufacturing method of electronic device, and electronic device
DAINIPPON PRINTING CO LTD0 citations62
US11732361B2Aug 22, 2023
Metal plate for manufacturing deposition mask, method for manufacturing metal plate, deposition mask and method for manufacturing deposition mask
DAINIPPON PRINTING CO LTD1 citations58
US11667983B2Jun 6, 2023
Method for manufacturing metal plate
DAINIPPON PRINTING CO LTD1 citations58
AISIN SEIKI
3 patentsUS4876527AOct 24, 1989
Vehicle speed detecting device
AISIN SEIKI59 citations95
US4972095ANov 20, 1990
Binary digitizer circuit for voltages developed across induction coil
AISIN SEIKI9 citations73
US4742988AMay 10, 1988
Electrical apparatus including solenoid device and energization control circuit therefor
AISIN SEIKI11 citations73
SONY CORPROATION
1 patentMAKITA CORP
1 patentFUJI XEROX CO LTD
1 patentFUJIFILM BUSINESS INNOVATION CORP
1 patentShowing the top 50 of 59 patents by PatentIndex Score.