Inventor
HAKAMATA NAOTOSHI
JP10 patents
Patents
10 patentsUS4908762AMar 13, 1990
Oximeter with system for testing transmission path
HAMAMATSU PHOTONICS KK195 citations97
US4901238AFeb 13, 1990
Oximeter with monitor for detecting probe dislodgement
HAMAMATSU PHOTONICS KK195 citations97
US4907876AMar 13, 1990
Examination apparatus for measuring oxygenation in body organs
HAMAMATSU PHOTONICS KK130 citations96
US5103829AApr 14, 1992
Examination apparatus for measuring oxygenation in body organs
HAMAMATSU PHOTONICS KK37 citations91
US7083280B2Aug 1, 2006
Pupil measuring apparatus
HAMAMATSU PHOTONICS KK15 citations82
US10478063B2Nov 19, 2019
Measurement device and measurement method
HAMAMATSU PHOTONICS KK2 citations72
US11723534B2Aug 15, 2023
Binocular measurement device, binocular measurement method, and binocular measurement program
HAMAMATSU PHOTONICS KK0 citations62
US10893800B2Jan 19, 2021
Binocular measurement device, binocular measurement method, and binocular measurement program
HAMAMATSU PHOTONICS KK0 citations62
US7407287B2Aug 5, 2008
Pupil measuring apparatus
HAMAMATSU PHOTONICS KK5 citations61
US10722112B2Jul 28, 2020
Measuring device and measuring method
HAMAMATSU PHOTONICS KK0 citations41