Inventor
ONITSUKA OSAMU
JP18 patents
⚠️ This page may combine multiple inventors who share the name “ONITSUKA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
12 patentsUS6445126B1Sep 3, 2002
Organic electroluminescent device
TDK CORP92 citations98
US6284342B1Sep 4, 2001
Organic EL display assembly
TDK CORP150 citations98
US6121726ASep 19, 2000
Organic electroluminescent color display having color transmitting layers and fluorescence converting layer with improved structure for color conversion efficiency on a color transmitting layer
TDK CORP105 citations98
US6049167AApr 11, 2000
Organic electroluminescent display device, and method and system for making the same
TDK CORP297 citations98
US6023371AFeb 8, 2000
Color conversion material, and organic electroluminescent color display using the same
TDK CORP192 citations98
US6268071B1Jul 31, 2001
Organic electroluminescent device
TDK CORP102 citations97
US6132280AOct 17, 2000
System and process for fabricating an organic electroluminescent display device
TDK CORP202 citations97
US6188176B1Feb 13, 2001
Organic electroluminescent device and preparation method with ITO electrode (111) orientation
TDK CORP73 citations94
US6404126B1Jun 11, 2002
Organic electroluminescent device having a conjugated polymer and an inorganic insulative electron injecting and transporting layer
TDK CORP52 citations92
US6187457B1Feb 13, 2001
Organic EL element and method of producing the same
TDK CORP31 citations92
US6114805ASep 5, 2000
Organic electroluminescent display with filter layer
TDK CORP42 citations92
US6259204B1Jul 10, 2001
Organic electroluminescent device
TDK CORP40 citations91
SEIKO INSTR INC
3 patentsUS8032997B2Oct 11, 2011
Manufacturing method for a piezoelectric vibrator
SEIKO INSTR INC10 citations84
US8020265B2Sep 20, 2011
Method of manufacturing a piezoelectric vibrator
SEIKO INSTR INC10 citations84
US7872401B2Jan 18, 2011
Piezoelectric vibrator with hermetically closed casing and filler comprising non-spherical conductive particles
SEIKO INSTR INC8 citations83
ONITSUKA OSAMU
2 patentsUS8212454B2Jul 3, 2012
Piezoelectric vibrator, piezoelectric vibrator manufacturing method, oscillator, electronic device, radio-controlled timepiece
ONITSUKA OSAMU21 citations90
US8400050B2Mar 19, 2013
Piezoelectric vibrator having a restriction portion for restricting scattering of a getter material, oscillator, electronic equipment and radio-controlled timepiece
ONITSUKA OSAMU4 citations60