Inventor
ATSUMI AKIRA
JP24 patents
⚠️ This page may combine multiple inventors who share the name “ATSUMI AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAMAMATSU PHOTONICS KK
18 patentsUS5619100AApr 8, 1997
Photomultiplier
HAMAMATSU PHOTONICS KK19 citations92
US5532551AJul 2, 1996
Photomultiplier for cascade-multiplying photoelectrons
HAMAMATSU PHOTONICS KK32 citations92
US5498926AMar 12, 1996
Electron multiplier for forming a photomultiplier and cascade multiplying an incident electron flow using multilayerd dynodes
HAMAMATSU PHOTONICS KK21 citations92
US7148461B2Dec 12, 2006
Photomultiplier tube with enchanced hermiticity
HAMAMATSU PHOTONICS KK11 citations84
US6946641B1Sep 20, 2005
Photomultiplier tube
HAMAMATSU PHOTONICS KK12 citations84
US6852979B1Feb 8, 2005
Photomultiplier tube, photomultiplier tube unit, radiation detector
HAMAMATSU PHOTONICS KK8 citations74
US5801511ASep 1, 1998
Photomultiplier
HAMAMATSU PHOTONICS KK16 citations73
US5789861AAug 4, 1998
Photomultiplier
HAMAMATSU PHOTONICS KK8 citations73
US5572089ANov 5, 1996
Photomultiplier for multiplying photoelectrons emitted from a photocathode
HAMAMATSU PHOTONICS KK11 citations73
US5510674AApr 23, 1996
Photomultiplier
HAMAMATSU PHOTONICS KK18 citations73
US7495223B2Feb 24, 2009
Photomultiplier tube, photomultiplier tube unit, and radiation detector
HAMAMATSU PHOTONICS KK4 citations63
US7276704B1Oct 2, 2007
Photomultiplier tube, photomultiplier tube unit, and radiation detector
HAMAMATSU PHOTONICS KK3 citations63
US6841935B2Jan 11, 2005
Electron-multiplier and photo-multiplier having dynodes with partitioning parts
HAMAMATSU PHOTONICS KK2 citations63
US6762555B1Jul 13, 2004
Photomultiplier tube and radiation detector
HAMAMATSU PHOTONICS KK5 citations63
US6650049B1Nov 18, 2003
Photomultiplier tube
HAMAMATSU PHOTONICS KK5 citations63
US5491380AFeb 13, 1996
Photomultiplier including an electron multiplier for cascade-multiplying an incident electron flow using a multilayered dynode
HAMAMATSU PHOTONICS KK5 citations62
US7042155B2May 9, 2006
Electron-multiplier and photo-multiplier having dynodes with partitioning parts
HAMAMATSU PHOTONICS KK0 citations52
US6998778B2Feb 14, 2006
Electron-multiplier and photo-multiplier having dynodes with partitioning parts
HAMAMATSU PHOTONICS KK0 citations52
HITACHI LTD
5 patentsUS4603556AAug 5, 1986
Control method and apparatus for an air conditioner using a heat pump
HITACHI LTD51 citations92
US4562700AJan 7, 1986
Refrigeration system
HITACHI LTD50 citations92
US4551983ANov 12, 1985
Refrigeration apparatus
HITACHI LTD44 citations92
US4500035AFeb 19, 1985
Expansion valve
HITACHI LTD25 citations81
US4517811AMay 21, 1985
Refrigerating apparatus having a gas injection path
HITACHI LTD16 citations73