Inventor · Penfield, NY, US

Tukaram K. Hatwar

99Patents
20h-index
61Co-inventors
91Inventor score

Filing activity: Sep 17, 1986 → Apr 29, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7023013B2 Array of light-emitting OLED microcavity pixels Electricity 93 Expired
US7273663B2 White OLED having multiple white electroluminescence units Emerging Cross-Sectional Technologies 78 Expired
US7192659B2 OLED device using reduced drive voltage Emerging Cross-Sectional Technologies 69 Expired
US6875524B2 White light-emitting device with improved doping Emerging Cross-Sectional Technologies 52 Expired
US7247394B2 Tuned microcavity color OLED display Emerging Cross-Sectional Technologies 52 Expired
US5948497A High stability silver based alloy reflectors for use in a writable compact disk Emerging Cross-Sectional Technologies 49 Expired
US6627333B2 White organic light-emitting devices with improved efficiency Emerging Cross-Sectional Technologies 43 Expired
US6905788B2 Stabilized OLED device Emerging Cross-Sectional Technologies 36 Expired
US6720092B2 White organic light-emitting devices using rubrene layer Emerging Cross-Sectional Technologies 34 Expired
US6565996B2 Organic light-emitting device having a color-neutral dopant in a hole-transport layer and/or in an electron-transport layer Emerging Cross-Sectional Technologies 31 Expired
US6475648B1 Organic electroluminescent devices with improved stability and efficiency Emerging Cross-Sectional Technologies 31 Expired
US6967062B2 White light-emitting OLED device having a blue light-emitting layer doped with an electron-transporting or a hole-transporting material or both Emerging Cross-Sectional Technologies 30 Expired
US7560862B2 White OLEDs with a color-compensated electroluminescent unit Emerging Cross-Sectional Technologies 30 Expired
US5565266A Multilayer magnetooptic recording media Emerging Cross-Sectional Technologies 27 Expired
US6127004A Forming an amorphous fluorocarbon layer in electroluminescent devices Electricity 26 Expired
US5563000A Multilayer magnetooptic recording media Emerging Cross-Sectional Technologies 26 Expired
US6696177B1 White organic electroluminescent devices with improved stability and efficiency Emerging Cross-Sectional Technologies 24 Expired
US7494722B2 Tandem OLED having an organic intermediate connector Emerging Cross-Sectional Technologies 24 Active
US8603642B2 Internal connector for organic electronic devices Emerging Cross-Sectional Technologies 20 Active
US7075231B1 Tandem OLEDs having low drive voltage Electricity 20 Expired
US6007887A Performance recording media for recordable element using silver reflector Emerging Cross-Sectional Technologies 19 Expired
US4959136A Method for making an amorphous aluminum-nitrogen alloy layer Physics 16 Expired
US7252893B2 Anthracene derivative host having ranges of dopants Emerging Cross-Sectional Technologies 16 Expired
US7767317B2 Organic element for low voltage electroluminescent devices Emerging Cross-Sectional Technologies 16 Active
US4895592A High purity sputtering target material and method for preparing high purity sputtering target materials Chemistry; Metallurgy 15 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.