Inventor
FUJITA KAZUUE
JP29 patents
⚠️ This page may combine multiple inventors who share the name “FUJITA KAZUUE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAMAMATSU PHOTONICS KK
21 patentsUS10008829B2Jun 26, 2018
Quantum cascade laser
HAMAMATSU PHOTONICS KK9 citations84
US10014662B2Jul 3, 2018
Quantum cascade laser
HAMAMATSU PHOTONICS KK2 citations73
US9912119B2Mar 6, 2018
Quantum cascade laser
HAMAMATSU PHOTONICS KK3 citations73
USD1082064SJul 1, 2025
Light source module
HAMAMATSU PHOTONICS KK0 citations62
US11075315B2Jul 27, 2021
Optical semiconductor element and method of manufacturing optical semiconductor element
HAMAMATSU PHOTONICS KK1 citations62
US10439363B2Oct 8, 2019
Method of manufacturing quantum cascade laser beam source
HAMAMATSU PHOTONICS KK1 citations62
US12046875B2Jul 23, 2024
Quantum cascade laser device
HAMAMATSU PHOTONICS KK1 citations61
US8853809B2Oct 7, 2014
Optical element and photodetector
HAMAMATSU PHOTONICS KK2 citations60
US9276144B2Mar 1, 2016
Quantum cascade detector
HAMAMATSU PHOTONICS KK1 citations52
US12573813B2Mar 10, 2026
Quantum cascade laser element, quantum cascade laser device, and method for manufacturing quantum cascade laser device
HAMAMATSU PHOTONICS KK0 citations51
US12555977B2Feb 17, 2026
Laser module
HAMAMATSU PHOTONICS KK0 citations51
US12244121B2Mar 4, 2025
Quantum cascade laser
HAMAMATSU PHOTONICS KK0 citations51
US9484715B2Nov 1, 2016
Quantum-cascade laser
HAMAMATSU PHOTONICS KK1 citations51
US7843981B2Nov 30, 2010
Quantum cascade laser
HAMAMATSU PHOTONICS KK1 citations51
US10809189B2Oct 20, 2020
Optical measurement device and optical measurement method
HAMAMATSU PHOTONICS KK0 citations50
US10697891B2Jun 30, 2020
Terahertz wave spectroscopic measurement device
HAMAMATSU PHOTONICS KK0 citations50
US9368661B2Jun 14, 2016
Photodetector
HAMAMATSU PHOTONICS KK0 citations50
US10591413B2Mar 17, 2020
Fluid analyzer
HAMAMATSU PHOTONICS KK0 citations41
US9929292B2Mar 27, 2018
Quantum cascade detector
HAMAMATSU PHOTONICS KK0 citations41
US8374208B2Feb 12, 2013
Quantum cascade laser
HAMAMATSU PHOTONICS KK0 citations41
US10840406B2Nov 17, 2020
Optical semiconductor element and method of driving optical semiconductor element
HAMAMATSU PHOTONICS KK0 citations39