Inventor
HAGA KOICHI
JP45 patents
⚠️ This page may combine multiple inventors who share the name “HAGA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
29 patentsUS6307996B1Oct 23, 2001
Optical waveguide device and manufacturing method thereof
FUJI XEROX CO LTD59 citations96
US7262892B1Aug 28, 2007
Hologram reconstruction method and device
FUJI XEROX CO LTD39 citations93
US6336707B1Jan 8, 2002
Recording element and recording device
FUJI XEROX CO LTD22 citations92
US4980705ADec 25, 1990
Print recording head
FUJI XEROX CO LTD25 citations92
US5953027ASep 14, 1999
Method and apparatus for redirecting propagating acoustic waves from a substrate to a slant face to cause ink-jetting of ink material
FUJI XEROX CO LTD18 citations83
US7535609B2May 19, 2009
Hologram recording method and device
FUJI XEROX CO LTD7 citations74
US7511867B2Mar 31, 2009
Hologram reproduction method and apparatus
FUJI XEROX CO LTD7 citations74
US7835052B2Nov 16, 2010
Hologram recording method and hologram recording device
FUJI XEROX CO LTD2 citations63
US7826324B2Nov 2, 2010
Data playback method and device for data recorded as a hologram
FUJI XEROX CO LTD2 citations63
US7782732B2Aug 24, 2010
Optical recording method, optical reproducing method, and optical reproducing apparatus
FUJI XEROX CO LTD2 citations63
US7582392B2Sep 1, 2009
Hologram-recording material, hologram-recording medium, and hologram-recording method
FUJI XEROX CO LTD4 citations63
US7557970B2Jul 7, 2009
Hologram recording method, hologram recording device, hologram playback method, and optical recording medium
FUJI XEROX CO LTD5 citations63
US7535608B2May 19, 2009
Hologram recording method and hologram recording apparatus
FUJI XEROX CO LTD6 citations63
US7477433B2Jan 13, 2009
Hologram recording method, optical recording medium, and hologram-recording device
FUJI XEROX CO LTD5 citations63
US7385740B2Jun 10, 2008
Hologram recording medium
FUJI XEROX CO LTD2 citations63
US6283579B1Sep 4, 2001
Recording head
FUJI XEROX CO LTD3 citations62
US5917521AJun 29, 1999
Ink jet recording apparatus and method for jetting an ink droplet from a free surface of an ink material using vibrational energy
FUJI XEROX CO LTD5 citations62
US9802402B2Oct 31, 2017
Method of manufacturing heating device by screen printing
FUJI XEROX CO LTD0 citations52
US7974173B2Jul 5, 2011
Optical device for holographic recording or reading and method for controlling the same
FUJI XEROX CO LTD0 citations52
US7826114B2Nov 2, 2010
Hologram recording apparatus, hologram recording method and optical recording medium
FUJI XEROX CO LTD0 citations52
US7800801B2Sep 21, 2010
Two-dimensional coding method
FUJI XEROX CO LTD0 citations52
US7529008B2May 5, 2009
Hologram recording method and hologram recording device
FUJI XEROX CO LTD1 citations52
US7355767B2Apr 8, 2008
Hologram recording method and hologram recording apparatus
FUJI XEROX CO LTD1 citations52
US7816059B2Oct 19, 2010
Hologram recording material, hologram recording medium and hologram recording method
FUJI XEROX CO LTD1 citations50
US8035873B2Oct 11, 2011
Hologram recording method and hologram recording device using generating light patterns
FUJI XEROX CO LTD0 citations42
US7846615B2Dec 7, 2010
Hologram recording material, hologram recording medium and hologram recording method
FUJI XEROX CO LTD0 citations42
US7787346B2Aug 31, 2010
Hologram recording method and device, hologram reproduction method and device, and optical recording medium
FUJI XEROX CO LTD0 citations42
US7633661B2Dec 15, 2009
Hologram recording apparatus and hologram recording method
FUJI XEROX CO LTD0 citations42
US8013971B2Sep 6, 2011
Display medium
FUJI XEROX CO LTD0 citations41
RICOH KK
9 patentsUS5403673AApr 4, 1995
Functional thin film member
RICOH KK39 citations93
US4969025ANov 6, 1990
Amorphous silicon photosensor with oxygen doped layer
RICOH KK67 citations93
US5140397AAug 18, 1992
Amorphous silicon photoelectric device
RICOH KK40 citations92
US5153750AOct 6, 1992
Image reading apparatus having a contact type image sensor device
RICOH KK21 citations81
US4792510ADec 20, 1988
Electrophotographic element with silicide treated porous Al2 O3 sublayer
RICOH KK23 citations81
US5283207AFeb 1, 1994
Photoconductive material and photosensor employing the photoconductive material
RICOH KK9 citations74
US5155567AOct 13, 1992
Amorphous photoconductive material and photosensor employing the photoconductive material
RICOH KK11 citations74
US4734346AMar 29, 1988
Photosensitive material for electrophotography
RICOH KK9 citations73
US5123975AJun 23, 1992
Single crystal silicon substrate
RICOH KK4 citations62
TOHOKU TECHNO ARCH CO LTD
3 patentsUS6838308B2Jan 4, 2005
Semiconductor polysilicon component and method of manufacture thereof
TOHOKU TECHNO ARCH CO LTD221 citations99
US6589362B2Jul 8, 2003
Zinc oxide semiconductor member formed on silicon substrate
TOHOKU TECHNO ARCH CO LTD26 citations92
US6860937B1Mar 1, 2005
Method for preparing zinc oxide semi-conductor material
TOHOKU TECHNO ARCH CO LTD2 citations63