P

Inventor

SAKAGUCHI YOSHIKAZU

JP89 patents
⚠️ This page may combine multiple inventors who share the name “SAKAGUCHI YOSHIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEC CORP

17 patents
US5990615ANov 23, 1999

Organic electroluminescent display with protective layer on cathode and an inert medium

NEC CORP125 citations97
US6551724B2Apr 22, 2003

Organic electro-luminescent display panel

NEC CORP75 citations96
US6369516B1Apr 9, 2002

Driving device and driving method of organic thin film EL display

NEC CORP67 citations95
US6703146B1Mar 9, 2004

Organic electroluminescent device and panel therewith

NEC CORP36 citations93
US6611098B2Aug 26, 2003

Hermetic encapsulation package and method of fabrication thereof

NEC CORP31 citations93
US6520819B1Feb 18, 2003

Organic EL panel and method for manufacturing the same

NEC CORP33 citations93
US6514649B1Feb 4, 2003

Organic EL panel and method for forming the same

NEC CORP17 citations93
US6456003B1Sep 24, 2002

Organic electroluminescent devices and panels

NEC CORP46 citations93
US6366016B1Apr 2, 2002

Multicolor organic electroluminescent panel and process for production thereof

NEC CORP66 citations93
US6706425B2Mar 16, 2004

Organic EL panel and filter for same

NEC CORP32 citations92
US6689493B2Feb 10, 2004

Organic electroluminescent element and organic electroluminescent display

NEC CORP35 citations92
US6520821B1Feb 18, 2003

Device package and device encapsulation method

NEC CORP21 citations92
US6656519B2Dec 2, 2003

Multicolor organic electroluminescent panel and process for production thereof

NEC CORP24 citations89
US5602631AFeb 11, 1997

Developing device for an image forming apparatus

NEC CORP18 citations84
US6303255B1Oct 16, 2001

Organic EL panel and method of manufacturing the same

NEC CORP15 citations83
US7952659B2May 31, 2011

Color filter, method of fabricating the same and liquid-crystal display device

NEC CORP6 citations74
US6322909B1Nov 27, 2001

Organic electroluminescent device comprising a squarylium compound

NEC CORP7 citations74

AISIN WARNER

10 patents

AISIN AW CO

9 patents

SAMSUNG SDI CO LTD

4 patents

NEC LIGHTING LTD

3 patents

IBIDEN CO LTD

2 patents

AISIN SEIKI

2 patents

CITIZEN WATCH CO LTD

1 patent

HAYASHIBARA BIOCHEM LAB

1 patent

TOYOTA MOTOR CO LTD

1 patent

Showing the top 50 of 89 patents by PatentIndex Score.