Apollo, Pennsylvania
United States
14
2020-11-05
The entities that hold a legal rights for patent applications filed by inventor KNOWLES David:
David KNOWLES from Apollo, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Organic electroluminescent materials and devices
#2 | 2019-11-07Organic electroluminescent materials and devices
#3 | 2019-02-21Organic electroluminescent materials and devices
#4 | 2018-05-10Organic electroluminescent materials and devices
#5 | 2017-11-16Organic electroluminescent materials and devices
#6 | 2017-03-23Organic electroluminescent materials and devices
#7 | 2016-08-18Organic electroluminescent materials and devices
#8 | 2015-10-08Organic electroluminescent materials and devices
#9 | 2011-03-10Stable and efficient electroluminescent materials
#10 | 2010-07-15Electroluminescent efficiency
#11 | 2007-01-04Stable and efficient electroluminescent materials
#12 | 2006-04-27Arylcarbazoles as hosts in PHOLEDs
#13 | 2006-01-12Electroluminescent efficiency
#14 | 2006-01-12Electroluminescent efficiency
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