Inventor · disambiguated record
Toshifumi Sumiya
Also filed as: SUMIYA TOSHIFUMI
27 granted patents·1 pending application·1,009 citations·filing 1993–2013
97Inventor score
Top patents by PatentIndex Score
28 records- 0191US5507799AAblation apparatus for ablating an object by laser beamNIDEK KK·Filed 1995·Granted Apr 16, 1996·81 cites·14 claims
- 0278US7244027B2PerimeterNIDEK KK·Filed 2005·Granted Jul 17, 2007·18 cites·5 claims
- 0372US6585723B1Corneal surgery apparatusNIDEK KK·Filed 1999·Granted Jul 1, 2003·137 cites·11 claims
- 0469US6939343B2Ophthalmic laser surgical apparatusNIDEX CO LTD·Filed 2004·Granted Sep 6, 2005·36 cites·9 claims
- 0567US9192514B2Medical instrumentNIDEK KK·Filed 2013·Granted Nov 24, 2015·5 cites·18 claims
- 0667US7749216B2Corneal surgery apparatusNIDEK KK·Filed 2005·Granted Jul 6, 2010·4 cites·2 claims
- 0767US6159202ACorneal surgery apparatusNIDEX CO LTD·Filed 1997·Granted Dec 12, 2000·88 cites·15 claims
- 0864US5637109AApparatus for operation on a cornea using laser-beamNIDEK KK·Filed 1994·Granted Jun 10, 1997·84 cites·19 claims
- 0962US5562656AOphthalmic apparatusNIDEK KK·Filed 1993·Granted Oct 8, 1996·75 cites·11 claims
- 1060US8246169B2Ophthalmic imaging apparatusSUMIYA TOSHIFUMI·Filed 2010·Granted Aug 21, 2012·3 cites·5 claims
- 1160US5445633AAblation apparatus for ablating a cornea by laser beamNIDEK KK·Filed 1994·Granted Aug 29, 1995·76 cites·11 claims
- 1259US7306336B2Fundus observation apparatusNIDEK KK·Filed 2004·Granted Dec 11, 2007·22 cites·4 claims
- 1359US5470329AOperation apparatus for correcting ametropia with laser beamNIDEK KK·Filed 1993·Granted Nov 28, 1995·62 cites·11 claims
- 1458US6986765B2Corneal surgery apparatusNIDEK KK·Filed 2002·Granted Jan 17, 2006·11 cites·8 claims
- 1557US6761455B2Ophthalmic apparatusNIDEK KK·Filed 2002·Granted Jul 13, 2004·15 cites·3 claims
- 1657US6305803B2Ophthalmic apparatusNIDEK KK·Filed 2001·Granted Oct 23, 2001·10 cites·22 claims
- 1753US7160288B2Ophthalmic apparatusNIDEK KK·Filed 2003·Granted Jan 9, 2007·9 cites·4 claims
- 1851US7281796B2Ophthalmic apparatusNIDEK KK·Filed 2004·Granted Oct 16, 2007·5 cites·6 claims
- 1951US5800424AApparatus for use in operating upon a corneaNIDEK KK·Filed 1996·Granted Sep 1, 1998·51 cites·23 claims
- 2050US6860602B2Apparatus for examining an anterior-segment of an eyeNIDEK KK·Filed 2002·Granted Mar 1, 2005·8 cites·16 claims
- 2148US5620437AOperation apparatus for correcting ametropia with laser beamNIDEK KK·Filed 1995·Granted Apr 15, 1997·39 cites·3 claims
- 2247US5549599AApparatus for laser surgery on a corneaNIDEK KK·Filed 1995·Granted Aug 27, 1996·48 cites·11 claims
- 2344US6030376ACorneal surgical apparatusNIDEK KK·Filed 1997·Granted Feb 29, 2000·46 cites·18 claims
- 2442US5906608AAblation apparatusNIDEK KK·Filed 1998·Granted May 25, 1999·30 cites·19 claims
- 2540US2005195360A1Ophthalmic apparatusNIDEK KK·Filed 2005·Application pending·0 cites
- 2639US6238385B1Laser treatment apparatusNIDEK KK·Filed 1998·Granted May 29, 2001·28 cites·13 claims
- 2737US6491687B1Corneal Surgery apparatusNIDEK KK·Filed 1999·Granted Dec 10, 2002·16 cites·10 claims
- 2830USRE38590EOperation apparatus for correcting ametropia with laser beamNIDEK KK·Filed 1999·Granted Sep 14, 2004·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →