Inventor
KITAGAWA HITOSHI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV KYOTO
6 patentsUS7711228B2May 4, 2010
Two-dimensional photonic crystal and optical device using the crystal
UNIV KYOTO33 citations92
US7853111B2Dec 14, 2010
Two-dimensional photonic crystal
UNIV KYOTO11 citations84
US10938177B2Mar 2, 2021
Two-dimensional photonic crystal surface emitting laser
UNIV KYOTO3 citations73
US8358895B2Jan 22, 2013
Two-dimensional photonic crystal
UNIV KYOTO4 citations63
US10461501B2Oct 29, 2019
Two-dimensional photonic crystal surface emitting laser
UNIV KYOTO1 citations62
US10389086B2Aug 20, 2019
Two-dimensional photonic-crystal surface-emitting laser
UNIV KYOTO0 citations52
ALPS ELECTRIC CO LTD
6 patentsUS6747334B2Jun 8, 2004
Thin-film capacitor device
ALPS ELECTRIC CO LTD19 citations92
US6605515B2Aug 12, 2003
Method for manufacturing thin-film capacitor for performing temperature compensation of junction capacitance of semiconductor device
ALPS ELECTRIC CO LTD17 citations92
US6931191B2Aug 16, 2005
Photonic crystal device having variable bandgap, optical waveguide using the same, and optical multiplexing/demultiplexing device using the same
ALPS ELECTRIC CO LTD13 citations84
US6477036B2Nov 5, 2002
Temperature compensating thin-film capacitor
ALPS ELECTRIC CO LTD15 citations84
US7336879B2Feb 26, 2008
Two-dimensional photonic crystal slab, two-dimensional photonic crystal waveguide, and optical device
ALPS ELECTRIC CO LTD8 citations74
US6556421B2Apr 29, 2003
Temperature-compensating thin-film capacitor and electronic device
ALPS ELECTRIC CO LTD10 citations74