Inventor
KOYAMA YASUSHI
JP47 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
31 patentsUS9184697B2Nov 10, 2015
Oscillation device
CANON KK22 citations92
US11626839B2Apr 11, 2023
Device emitting or detecting terahertz waves, and manufacturing method for device
CANON KK5 citations86
US9391428B2Jul 12, 2016
Waveguide element
CANON KK10 citations84
US7924107B2Apr 12, 2011
Resonant tunneling structure
CANON KK18 citations84
US11831063B2Nov 28, 2023
Element having antenna array structure
CANON KK4 citations74
US9998074B2Jun 12, 2018
Element that oscillates or detects terahertz waves
CANON KK2 citations73
US9958330B2May 1, 2018
Sensor and information acquisition apparatus using sensor
CANON KK2 citations73
US9899959B2Feb 20, 2018
Element, and oscillator and information acquiring device including the element
CANON KK4 citations68
US12394882B2Aug 19, 2025
Antenna device and camera system
CANON KK1 citations64
US12261380B2Mar 25, 2025
Semiconductor element
CANON KK0 citations63
US11621788B2Apr 4, 2023
Terahertz wave camera system, entry/exit management apparatus, and method for controlling terahertz wave camera system
CANON KK1 citations63
US9379665B2Jun 28, 2016
Oscillator
CANON KK2 citations63
US7952441B2May 31, 2011
Electromagnetic-wave oscillator
CANON KK3 citations63
US7622999B2Nov 24, 2009
Electromagnetic-wave oscillator
CANON KK4 citations63
US12313731B2May 27, 2025
Processing system
CANON KK0 citations62
US12237811B2Feb 25, 2025
Device emitting or detecting terahertz waves, and manufacturing method for device
CANON KK0 citations62
US12218441B2Feb 4, 2025
Element having antenna array structure
CANON KK0 citations62
US11011663B2May 18, 2021
Semiconductor element for oscillating or detecting terahertz wave and manufacturing method of semiconductor element
CANON KK1 citations62
US11808699B2Nov 7, 2023
Imaging system
CANON KK1 citations61
US12388165B2Aug 12, 2025
Antenna apparatus, communication apparatus, and image capturing system
CANON KK0 citations56
US12355147B2Jul 8, 2025
Element, and terahertz camera system using element
CANON KK0 citations52
US11496095B2Nov 8, 2022
Oscillator
CANON KK0 citations52
US11258156B2Feb 22, 2022
Element used for an oscillation or detection of a terahertz wave
CANON KK0 citations52
US10951167B2Mar 16, 2021
Semiconductor device
CANON KK0 citations52
US10594260B2Mar 17, 2020
Element that oscillates or detects terahertz waves
CANON KK0 citations52
US9553211B2Jan 24, 2017
Schottky barrier diode and apparatus using the same
CANON KK0 citations52
US9231521B2Jan 5, 2016
Oscillator
CANON KK0 citations52
US8981859B2Mar 17, 2015
Oscillator
CANON KK0 citations52
US7737402B2Jun 15, 2010
Distance adjusting apparatus and method, and object examining apparatus and method
CANON KK1 citations52
US9018672B2Apr 28, 2015
Semiconductor device comprising a semiconductor element having two electrodes
CANON KK1 citations48
US10833389B2Nov 10, 2020
Element used for an oscillation or detection of a terahertz wave
CANON KK0 citations42
KOYAMA YASUSHI
9 patentsUS8127467B2Mar 6, 2012
Sole, and footwear provided with the same
KOYAMA YASUSHI10 citations84
US8896389B2Nov 25, 2014
Oscillation circuit having negative resistance element and oscillator using the oscillation circuit
KOYAMA YASUSHI4 citations73
US8805147B2Aug 12, 2014
Waveguide, apparatus including the waveguide, and method of manufacturing the waveguide
KOYAMA YASUSHI5 citations73
US8481945B2Jul 9, 2013
Optical frequency converter
KOYAMA YASUSHI6 citations71
US8410860B2Apr 2, 2013
Oscillator with resonator generating terahertz wave
KOYAMA YASUSHI2 citations62
US9041415B2May 26, 2015
Waveguide, method of manufacturing the same, and electromagnetic wave analysis apparatus
KOYAMA YASUSHI0 citations52
US8779866B2Jul 15, 2014
Oscillator
KOYAMA YASUSHI0 citations52
US8436382B2May 7, 2013
Oscillation device
KOYAMA YASUSHI0 citations52
US9008983B2Apr 14, 2015
Waveguide, apparatus including the waveguide, and method of manufacturing the waveguide
KOYAMA YASUSHI0 citations41