Inventor
SAWAKI IPPEI
JP47 patents
⚠️ This page may combine multiple inventors who share the name “SAWAKI IPPEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
37 patentsUS6906849B1Jun 14, 2005
Micro-mirror element
FUJITSU LTD106 citations98
US5768023AJun 16, 1998
Optical apparatus
FUJITSU LTD76 citations96
US6817725B2Nov 16, 2004
Micro mirror unit and method of making the same
FUJITSU LTD31 citations93
US6806992B2Oct 19, 2004
Micro mirror unit including mirror substrate and wiring substrate spaced by conductive spacer
FUJITSU LTD25 citations93
US6795225B2Sep 21, 2004
Micromirror unit with torsion connector having nonconstant width
FUJITSU LTD31 citations93
US6456436B2Sep 24, 2002
Optical device
FUJITSU LTD25 citations93
US5175788ADec 29, 1992
Optical beam profile tranforming element
FUJITSU LTD26 citations93
US7161274B2Jan 9, 2007
Micro-oscillation element having two rotational axes that are non-orthogonal to each other
FUJITSU LTD30 citations92
US7031041B2Apr 18, 2006
Micro-oscillating element provided with torsion bar
FUJITSU LTD28 citations92
US6396636B2May 28, 2002
Optical device and display device using the same
FUJITSU LTD30 citations92
US5648874AJul 15, 1997
Optical apparatus
FUJITSU LTD48 citations92
US5380410AJan 10, 1995
Process for fabricating an optical device for generating a second harmonic optical beam
FUJITSU LTD40 citations92
US5249191ASep 28, 1993
Waveguide type second-harmonic generation element and method of producing the same
FUJITSU LTD27 citations92
US4837855AJun 6, 1989
Non-blocking optical space switch
FUJITSU LTD36 citations92
US7550895B2Jun 23, 2009
Method for driving micro-oscillating element having comb-teeth electrodes
FUJITSU LTD13 citations84
US6021003AFeb 1, 2000
Optical device
FUJITSU LTD16 citations84
US7833430B2Nov 16, 2010
Method for fabricating microstructure and microstructure
FUJITSU LTD7 citations74
US7411714B2Aug 12, 2008
Micromirror unit with torsion connector having nonconstant width
FUJITSU LTD6 citations74
US7324251B2Jan 29, 2008
Micro-actuation element provided with torsion bars
FUJITSU LTD7 citations74
US7130099B2Oct 31, 2006
Micromirror unit with torsion connector having nonconstant width
FUJITSU LTD7 citations74
US6723659B2Apr 20, 2004
Micromirror unit fabrication method and micromirror unit made by the same
FUJITSU LTD7 citations74
US6473221B2Oct 29, 2002
Galvano-mirror and method of making the same
FUJITSU LTD9 citations74
US4955006ASep 4, 1990
Floating type magneto-optic disk reading head system having external semiconductor laser resonator operating at orthogonal two mode oscillations
FUJITSU LTD15 citations74
US7262541B2Aug 28, 2007
Micro-oscillation element incorporating springs
FUJITSU LTD9 citations73
US4730884AMar 15, 1988
Bipolar voltage controlled optical switch using intersecting waveguides
FUJITSU LTD14 citations72
US8049394B2Nov 1, 2011
Micro oscillating comb tooth element with two interesecting oscillation axes
FUJITSU LTD4 citations63
US8018118B2Sep 13, 2011
Micro-oscillation element provided with weight portion, and array utilizing the same
FUJITSU LTD2 citations63
US7871687B2Jan 18, 2011
Method of making microstructure device, and microstructure device made by the same
FUJITSU LTD6 citations63
US7755824B2Jul 13, 2010
Micromirror unit with torsion connector having nonconstant width
FUJITSU LTD3 citations63
US7453182B2Nov 18, 2008
Micro oscillating element
FUJITSU LTD6 citations63
US7145712B2Dec 5, 2006
Micro mirror unit and method of making the same
FUJITSU LTD1 citations63
US5235588AAug 10, 1993
Magneto-optic reading and recording head using external resonator having semiconductor laser
FUJITSU LTD2 citations63
US7701155B2Apr 20, 2010
Method for driving micro-oscillating element having comb-teeth electrodes
FUJITSU LTD2 citations62
US6061479AMay 9, 2000
Image reader apparatus
FUJITSU LTD3 citations62
US7751108B2Jul 6, 2010
Micro-actuation element provided with torsion bars
FUJITSU LTD0 citations52
US7459331B2Dec 2, 2008
Micro mirror unit and method of making the same
FUJITSU LTD0 citations52
US7192879B2Mar 20, 2007
Method for manufacturing micro-structural unit
FUJITSU LTD0 citations52
FUJITSU MEDIA DEVICES LTD
7 patentsUS6891650B2May 10, 2005
Micromirror unit fabrication method and micromirror unit made by the same
FUJITSU MEDIA DEVICES LTD15 citations93
US6887396B2May 3, 2005
Micromirror unit and method of making the same
FUJITSU MEDIA DEVICES LTD13 citations93
US7038830B2May 2, 2006
Micro-oscillation element
FUJITSU MEDIA DEVICES LTD13 citations84
US6881649B2Apr 19, 2005
Method of making device chips collectively from common material substrate
FUJITSU MEDIA DEVICES LTD16 citations84
US7033515B2Apr 25, 2006
Method for manufacturing microstructure
FUJITSU MEDIA DEVICES LTD7 citations74
US6969629B2Nov 29, 2005
Method for manufacturing micro-structural unit
FUJITSU MEDIA DEVICES LTD9 citations73
US7099066B2Aug 29, 2006
Micromirror unit and method of making the same
FUJITSU MEDIA DEVICES LTD2 citations63