P

Inventor

UJIHARA TAKASHI

JP10 patents
⚠️ This page may combine multiple inventors who share the name “UJIHARA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PIONEER ELECTRONIC CORP

6 patents
US5929561AJul 27, 1999

Organic electroluminescence element and method of making thereof

PIONEER ELECTRONIC CORP82 citations93
US5814935ASep 29, 1998

Organic electroluminescence device

PIONEER ELECTRONIC CORP52 citations91
US5304895AApr 19, 1994

Electroluminescent display panel

PIONEER ELECTRONIC CORP49 citations91
US4978844ADec 18, 1990

Optical element carrying printed substrate and optical head device using the substrate

PIONEER ELECTRONIC CORP10 citations72
US4424542AJan 3, 1984

Magnetic head and method of producing same

PIONEER ELECTRONIC CORP6 citations57
US5113313AMay 12, 1992

Optical element carrying printed substrate and optical head device using the substrate

PIONEER ELECTRONIC CORP1 citations51

PIONEER ELECTRONIC TOHOKU

2 patents
US5229596AJul 20, 1993

Image sensor having specific detector structure

PIONEER ELECTRONIC TOHOKU9 citations72
US5200760AApr 6, 1993

Thermal head for a thermal printer

PIONEER ELECTRONIC TOHOKU10 citations72

SAMSUNG MOBILE DISPLAY CO LTD

1 patent
US7962016B2Jun 14, 2011

Heating crucible for organic thin film forming apparatus

SAMSUNG MOBILE DISPLAY CO LTD11 citations80

DOWA MINING CO

1 patent
US7012679B2Mar 14, 2006

Inspection method and inspection system of surface of article

DOWA MINING CO2 citations59