Inventor
KONDOU KATSUTOSHI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “KONDOU KATSUTOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO OSAKA CEMENT CO LTD
17 patentsUS10088734B2Oct 2, 2018
Waveguide-type optical element
SUMITOMO OSAKA CEMENT CO LTD10 citations84
US7362924B2Apr 22, 2008
Optical modulator
SUMITOMO OSAKA CEMENT CO LTD9 citations84
US7444039B2Oct 28, 2008
Optical modulator
SUMITOMO OSAKA CEMENT CO LTD10 citations83
US9946100B2Apr 17, 2018
Waveguide type optical element
SUMITOMO OSAKA CEMENT CO LTD7 citations79
US10416526B2Sep 17, 2019
Optical waveguide device
SUMITOMO OSAKA CEMENT CO LTD6 citations73
US10359653B2Jul 23, 2019
Thin-plate LN optical control device
SUMITOMO OSAKA CEMENT CO LTD5 citations73
US9599843B2Mar 21, 2017
Optical modulator
SUMITOMO OSAKA CEMENT CO LTD2 citations73
US9377666B2Jun 28, 2016
Light modulator
SUMITOMO OSAKA CEMENT CO LTD4 citations73
US9304370B2Apr 5, 2016
Optical waveguide device
SUMITOMO OSAKA CEMENT CO LTD5 citations73
US7831122B2Nov 9, 2010
Optical control device and manufacturing method thereof
SUMITOMO OSAKA CEMENT CO LTD7 citations73
US10365534B2Jul 30, 2019
Optical waveguide device
SUMITOMO OSAKA CEMENT CO LTD3 citations69
US7409114B2Aug 5, 2008
Optical modulator
SUMITOMO OSAKA CEMENT CO LTD5 citations63
US7985294B2Jul 26, 2011
Optical device and method of manufacturing the same
SUMITOMO OSAKA CEMENT CO LTD2 citations62
US7856155B2Dec 21, 2010
Light modulator and its fabrication method
SUMITOMO OSAKA CEMENT CO LTD3 citations62
US7660493B2Feb 9, 2010
Optical modulator
SUMITOMO OSAKA CEMENT CO LTD2 citations62
US9551887B2Jan 24, 2017
Optical modulator
SUMITOMO OSAKA CEMENT CO LTD1 citations52
US9348156B2May 24, 2016
Optical waveguide element and method for manufacturing optical waveguide element
SUMITOMO OSAKA CEMENT CO LTD0 citations52
KONDOU KATSUTOSHI
4 patentsUS9329340B2May 3, 2016
Optical modulator
KONDOU KATSUTOSHI2 citations61
US8306372B2Nov 6, 2012
Waveguide-type polarizer
KONDOU KATSUTOSHI2 citations59
US8315496B2Nov 20, 2012
Optical element
KONDOU KATSUTOSHI0 citations51
US9459410B2Oct 4, 2016
Optical device sealing structure and optical device manufacturing method
KONDOU KATSUTOSHI1 citations42
OIKAWA SATOSHI
3 patentsUS9081214B2Jul 14, 2015
Optical control element
OIKAWA SATOSHI9 citations83
US8406578B2Mar 26, 2013
Mach-zehnder waveguide type optical modulator
OIKAWA SATOSHI7 citations83
US8175432B2May 8, 2012
Method of adjusting optical axis of optical waveguide element, and optical waveguide element
OIKAWA SATOSHI3 citations62