Inventor · disambiguated record
Ippei Sawaki
Also filed as: SAWAKI IPPEI
47 granted patents·3 pending applications·779 citations·filing 1986–2011
98Inventor score
Top patents by PatentIndex Score
50 records- 0193US6906849B1Micro-mirror elementFUJITSU LTD·Filed 2004·Granted Jun 14, 2005·106 cites·10 claims
- 0292US7161274B2Micro-oscillation element having two rotational axes that are non-orthogonal to each otherFUJITSU LTD·Filed 2004·Granted Jan 9, 2007·30 cites·12 claims
- 0392US7031041B2Micro-oscillating element provided with torsion barFUJITSU LTD·Filed 2005·Granted Apr 18, 2006·28 cites·18 claims
- 0489US7550895B2Method for driving micro-oscillating element having comb-teeth electrodesFUJITSU LTD·Filed 2006·Granted Jun 23, 2009·13 cites·9 claims
- 0589US6795225B2Micromirror unit with torsion connector having nonconstant widthFUJITSU LTD·Filed 2001·Granted Sep 21, 2004·31 cites·14 claims
- 0686US6396636B2Optical device and display device using the sameFUJITSU LTD·Filed 2001·Granted May 28, 2002·30 cites·45 claims
- 0783US6456436B2Optical deviceFUJITSU LTD·Filed 2001·Granted Sep 24, 2002·25 cites·12 claims
- 0882US6806992B2Micro mirror unit including mirror substrate and wiring substrate spaced by conductive spacerFUJITSU LTD·Filed 2002·Granted Oct 19, 2004·25 cites·18 claims
- 0982US5768023AOptical apparatusFUJITSU LTD·Filed 1996·Granted Jun 16, 1998·76 cites·15 claims
- 1081US8107157B2Micromirror unit and method of making the sameTSUBOI OSAMU·Filed 2006·Granted Jan 31, 2012·6 cites·1 claims
- 1180US7833430B2Method for fabricating microstructure and microstructureFUJITSU LTD·Filed 2005·Granted Nov 16, 2010·7 cites·28 claims
- 1280US6891650B2Micromirror unit fabrication method and micromirror unit made by the sameFUJITSU MEDIA DEVICES LTD·Filed 2004·Granted May 10, 2005·15 cites·9 claims
- 1380US5380410AProcess for fabricating an optical device for generating a second harmonic optical beamFUJITSU LTD·Filed 1994·Granted Jan 10, 1995·40 cites·19 claims
- 1479US8049394B2Micro oscillating comb tooth element with two interesecting oscillation axesFUJITSU LTD·Filed 2010·Granted Nov 1, 2011·4 cites·6 claims
- 1579US6817725B2Micro mirror unit and method of making the sameFUJITSU LTD·Filed 2002·Granted Nov 16, 2004·31 cites·4 claims
- 1678US7871687B2Method of making microstructure device, and microstructure device made by the sameFUJITSU LTD·Filed 2007·Granted Jan 18, 2011·6 cites·11 claims
- 1778US7411714B2Micromirror unit with torsion connector having nonconstant widthFUJITSU LTD·Filed 2006·Granted Aug 12, 2008·6 cites·8 claims
- 1876US7324251B2Micro-actuation element provided with torsion barsFUJITSU LTD·Filed 2005·Granted Jan 29, 2008·7 cites·18 claims
- 1975US6881649B2Method of making device chips collectively from common material substrateFUJITSU MEDIA DEVICES LTD·Filed 2003·Granted Apr 19, 2005·16 cites·10 claims
- 2074US5648874AOptical apparatusFUJITSU LTD·Filed 1995·Granted Jul 15, 1997·48 cites·22 claims
- 2173US4837855ANon-blocking optical space switchFUJITSU LTD·Filed 1987·Granted Jun 6, 1989·36 cites·8 claims
- 2268US4955006AFloating type magneto-optic disk reading head system having external semiconductor laser resonator operating at orthogonal two mode oscillationsFUJITSU LTD·Filed 1989·Granted Sep 4, 1990·15 cites·14 claims
- 2367US7130099B2Micromirror unit with torsion connector having nonconstant widthFUJITSU LTD·Filed 2004·Granted Oct 31, 2006·7 cites·11 claims
- 2467US6887396B2Micromirror unit and method of making the sameFUJITSU MEDIA DEVICES LTD·Filed 2001·Granted May 3, 2005·13 cites·6 claims
- 2565US7099066B2Micromirror unit and method of making the sameFUJITSU MEDIA DEVICES LTD·Filed 2005·Granted Aug 29, 2006·2 cites·9 claims
- 2665US5175788AOptical beam profile tranforming elementFUJITSU LTD·Filed 1991·Granted Dec 29, 1992·26 cites·10 claims
- 2764US5249191AWaveguide type second-harmonic generation element and method of producing the sameFUJITSU LTD·Filed 1991·Granted Sep 28, 1993·27 cites·16 claims
- 2863US7262541B2Micro-oscillation element incorporating springsFUJITSU LTD·Filed 2004·Granted Aug 28, 2007·9 cites·15 claims
- 2963US7038830B2Micro-oscillation elementFUJITSU MEDIA DEVICES LTD·Filed 2004·Granted May 2, 2006·13 cites·18 claims
- 3063US6969629B2Method for manufacturing micro-structural unitFUJITSU MEDIA DEVICES LTD·Filed 2004·Granted Nov 29, 2005·9 cites·8 claims
- 3163US6473221B2Galvano-mirror and method of making the sameFUJITSU LTD·Filed 2001·Granted Oct 29, 2002·9 cites·16 claims
- 3262US7701155B2Method for driving micro-oscillating element having comb-teeth electrodesFUJITSU LTD·Filed 2009·Granted Apr 20, 2010·2 cites·11 claims
- 3362US2007268549A1Micro-oscillation elementFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3461US7453182B2Micro oscillating elementFUJITSU LTD·Filed 2005·Granted Nov 18, 2008·6 cites·19 claims
- 3558US8018118B2Micro-oscillation element provided with weight portion, and array utilizing the sameFUJITSU LTD·Filed 2008·Granted Sep 13, 2011·2 cites·11 claims
- 3658US7755824B2Micromirror unit with torsion connector having nonconstant widthFUJITSU LTD·Filed 2008·Granted Jul 13, 2010·3 cites·12 claims
- 3758US7033515B2Method for manufacturing microstructureFUJITSU MEDIA DEVICES LTD·Filed 2003·Granted Apr 25, 2006·7 cites·16 claims
- 3856US6723659B2Micromirror unit fabrication method and micromirror unit made by the sameFUJITSU LTD·Filed 2001·Granted Apr 20, 2004·7 cites·15 claims
- 3955US8693083B2Micromirror unit and method of making the sameTSUBOI OSAMU·Filed 2011·Granted Apr 8, 2014·0 cites·31 claims
- 4052US6021003AOptical deviceFUJITSU LTD·Filed 1998·Granted Feb 1, 2000·16 cites·14 claims
- 4149US7459331B2Micro mirror unit and method of making the sameFUJITSU LTD·Filed 2006·Granted Dec 2, 2008·0 cites·4 claims
- 4249US4730884ABipolar voltage controlled optical switch using intersecting waveguidesFUJITSU LTD·Filed 1986·Granted Mar 15, 1988·14 cites·15 claims
- 4348US7751108B2Micro-actuation element provided with torsion barsFUJITSU LTD·Filed 2007·Granted Jul 6, 2010·0 cites·17 claims
- 4448US7192879B2Method for manufacturing micro-structural unitFUJITSU LTD·Filed 2005·Granted Mar 20, 2007·0 cites·16 claims
- 4546US8202382B2Method for manufacturing micro movable elementKOUMA NORINAO·Filed 2009·Granted Jun 19, 2012·0 cites·2 claims
- 4646US2006119216A1Micro oscillating elementFUJITSU LTD·Filed 2005·Application pending·0 cites
- 4745US7145712B2Micro mirror unit and method of making the sameFUJITSU LTD·Filed 2004·Granted Dec 5, 2006·1 cites·6 claims
- 4845US2009267445A1Micro rocking device and method for manufacturing the sameFUJITSU LTD·Filed 2008·Application pending·0 cites
- 4934US6061479AImage reader apparatusFUJITSU LTD·Filed 1997·Granted May 9, 2000·3 cites·18 claims
- 5034US5235588AMagneto-optic reading and recording head using external resonator having semiconductor laserFUJITSU LTD·Filed 1990·Granted Aug 10, 1993·2 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Ippei Sawaki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →