Inventor
KONDO ATSUO
JP41 patents
⚠️ This page may combine multiple inventors who share the name “KONDO ATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
29 patentsUS7035485B2Apr 25, 2006
Optical waveguide device, and a travelling wave form optical modulator
NGK INSULATORS LTD23 citations93
US6674565B2Jan 6, 2004
Travelling wave-type optical modulator
NGK INSULATORS LTD21 citations93
US6571026B2May 27, 2003
Traveling wave optical modulators and a method for the production thereof
NGK INSULATORS LTD21 citations93
US6400494B1Jun 4, 2002
Traveling wave optical modulator
NGK INSULATORS LTD22 citations93
US6556727B2Apr 29, 2003
Travelling wave-type optical modulator
NGK INSULATORS LTD20 citations92
US7862649B2Jan 4, 2011
Particulate matter detection device and particulate matter detection method
NGK INSULATORS LTD7 citations84
US7502530B2Mar 10, 2009
Optical waveguide devices and traveling wave type optical modulators
NGK INSULATORS LTD15 citations84
US7068863B2Jun 27, 2006
Optical waveguide device, an optical modulator, a mounting structure for an optical waveguide device and a supporting member for an optical waveguide substrate
NGK INSULATORS LTD13 citations84
US6950580B2Sep 27, 2005
Optical waveguide devices and travelling wave type optical modulators
NGK INSULATORS LTD13 citations84
US6819851B2Nov 16, 2004
Optical waveguide device and a travelling-wave optical modulator
NGK INSULATORS LTD17 citations84
US8366813B2Feb 5, 2013
Particulate matter detection device
NGK INSULATORS LTD9 citations83
US7389030B2Jun 17, 2008
Optically functional device
NGK INSULATORS LTD8 citations74
US7290328B2Nov 6, 2007
Method of manufacturing optical modulator
NGK INSULATORS LTD7 citations74
US6958852B2Oct 25, 2005
Optical modulator, method of achieving velocity matching and impedance matching of optical modulator, and method of manufacturing optical modulator
NGK INSULATORS LTD8 citations74
US5991489ANov 23, 1999
Optical Ti-diffused LiNbO3 waveguide device and method of manufacturing same
NGK INSULATORS LTD14 citations74
US5197109AMar 23, 1993
Method of manufacturing assembly of optical waveguide substrate and optical fiber aligning substrate
NGK INSULATORS LTD13 citations72
US7508140B2Mar 24, 2009
Plasma reactor
NGK INSULATORS LTD2 citations63
US7319800B2Jan 15, 2008
Optical waveguide device
NGK INSULATORS LTD3 citations63
US7218819B2May 15, 2007
Electrode systems for optical modulation and optical modulators
NGK INSULATORS LTD2 citations63
US7002731B2Feb 21, 2006
Optical modulators
NGK INSULATORS LTD5 citations63
US6904186B2Jun 7, 2005
Optical modulators and a method for modulating light
NGK INSULATORS LTD4 citations63
US6584265B2Jun 24, 2003
Optical waveguide element having a single crystalline substrate with a crystal axis angled with respect to a surface of the substrate
NGK INSULATORS LTD4 citations63
US6539130B2Mar 25, 2003
Traveling wave optical modulators
NGK INSULATORS LTD4 citations63
US12596299B2Apr 7, 2026
EUV transmissive membrane
NGK INSULATORS LTD0 citations57
US12591172B2Mar 31, 2026
EUV transmissive membrane
NGK INSULATORS LTD0 citations55
US7589296B2Sep 15, 2009
Plasma generating electrode and plasma reactor
NGK INSULATORS LTD1 citations52
US7511810B2Mar 31, 2009
Plasma generating electrode inspection device
NGK INSULATORS LTD0 citations51
US11614011B2Mar 28, 2023
Pillar shaped honeycomb structure, exhaust gas purifying device, exhaust system, and method for producing honeycomb structure
NGK INSULATORS LTD0 citations48
US7922978B2Apr 12, 2011
Plasma generating electrode and plasma reactor
NGK INSULATORS LTD0 citations41