Inventor · disambiguated record
Masashi Fukuyama
Also filed as: FUKUYAMA MASASHI
44 granted patents·12 pending applications·960 citations·filing 1993–2007
98Inventor score
Top patents by PatentIndex Score
56 records- 0195US6689704B2Glass material and glass ceramic productNGK INSULATORS LTD·Filed 2001·Granted Feb 10, 2004·51 cites·6 claims
- 0289US5499309AMethod of fabricating optical component including first and second optical waveguide chips having opposed inclined surfacesNGK INSULATORS LTD·Filed 1994·Granted Mar 12, 1996·92 cites·29 claims
- 0389US5446815AOptical collimator array including a spacer for receving a microlens and method of aligning light axes thereofNGK INSULATORS LTD·Filed 1994·Granted Aug 29, 1995·87 cites·6 claims
- 0487US5315678AOptical fiber connectorNIPPON TELEGRAPH & TELEPHONE·Filed 1993·Granted May 24, 1994·76 cites·10 claims
- 0586US7310460B2Optical deviceNGK INSULATORS LTD·Filed 2006·Granted Dec 18, 2007·16 cites·8 claims
- 0686US5379361AOptical fiber connector including L-shaped positioning standard surfaces and method of manufacturing the sameNGK INSULATORS LTD·Filed 1993·Granted Jan 3, 1995·71 cites·10 claims
- 0781US6027253AOptical fiber arrayNGK INSULATORS LTD·Filed 1996·Granted Feb 22, 2000·61 cites·7 claims
- 0879US7195402B2Optical deviceNGK INSULATORS LTD·Filed 2005·Granted Mar 27, 2007·9 cites·6 claims
- 0977US7308174B2Optical device including a filter member for dividing a portion of signal lightNGK INSULATORS LTD·Filed 2005·Granted Dec 11, 2007·8 cites·14 claims
- 1077US5835659AOptical fiber-fixing substrate, method of producing the same and optical deviceNGK INSULATORS LTD·Filed 1996·Granted Nov 10, 1998·43 cites·12 claims
- 1176US5379360AOptical fiber connector and method of manufacturing the sameNGK INSULATORS LTD·Filed 1993·Granted Jan 3, 1995·43 cites·6 claims
- 1275US7174062B2Optical device and method of manufacturing sameNGK INSULATORS LTD·Filed 2004·Granted Feb 6, 2007·15 cites·6 claims
- 1374US7324729B2Optical deviceNGK INSULATORS LTD·Filed 2005·Granted Jan 29, 2008·6 cites·5 claims
- 1474US5482585AProcess for optically joining an optical fiber array to an opponent memberNGK INSULATORS LTD·Filed 1994·Granted Jan 9, 1996·38 cites·10 claims
- 1573US7421157B2Optical demultiplexing deviceNGK INSULATORS LTD·Filed 2007·Granted Sep 2, 2008·6 cites·11 claims
- 1673US7123798B2Optical device and method of producing the sameNGK INSULATORS LTD·Filed 2003·Granted Oct 17, 2006·13 cites·21 claims
- 1772US6961504B2Optical fiber arrayNGK INSULATORS LTD·Filed 2001·Granted Nov 1, 2005·14 cites·18 claims
- 1869US6668119B2Substrate for mounting optical parts, method of manufacturing same, and assembly using the substrateNGK INSULATORS LTD·Filed 2002·Granted Dec 23, 2003·11 cites·12 claims
- 1968US7321703B2Optical deviceNGK INSULATORS LTD·Filed 2005·Granted Jan 22, 2008·4 cites·5 claims
- 2068US6195495B1Optical transmitting member-holding structureNGK INSULATORS LTD·Filed 1998·Granted Feb 27, 2001·32 cites·15 claims
- 2168US6103344AHeat-fused unitary ferrule and method for producing the sameNGK INSULATORS LTD·Filed 1998·Granted Aug 15, 2000·34 cites·20 claims
- 2264US6826347B2Two-dimensional optical element array and two-dimensional waveguide apparatusNGK INSULATORS LTD·Filed 2002·Granted Nov 30, 2004·8 cites·24 claims
- 2364US5656120AMethod of fixing optical fiber array to substrateNGK INSULATORS LTD·Filed 1995·Granted Aug 12, 1997·27 cites·5 claims
- 2461US6304708B1Optical fiber array and production method thereofNGK INSULATORS LTD·Filed 1999·Granted Oct 16, 2001·24 cites·15 claims
- 2560US6768861B2Fiber array, and waveguide deviceNGK INSULATORS LTD·Filed 2001·Granted Jul 27, 2004·6 cites·2 claims
- 2659US7095922B2Lensed fiber array and production method thereofNGK INSULATORS LTD·Filed 2003·Granted Aug 22, 2006·6 cites·13 claims
- 2758US6950583B2Two-dimensional optical element array, two dimensional waveguide apparatus and methods for manufacturing the sameNGK INSULATORS LTD·Filed 2002·Granted Sep 27, 2005·5 cites·29 claims
- 2858US6798969B2Fiber array, method for fabricating the same and optical device using the fiber arrayNGK INSULATORS LTD·Filed 2001·Granted Sep 28, 2004·5 cites·9 claims
- 2958US6215945B1Optical fiber arrayNGK INSULATORS LTD·Filed 1999·Granted Apr 10, 2001·20 cites·7 claims
- 3057US7445832B2Ribboned polarization-maintaining fiber and manufacturing method therefor, and polarization-maintaining optical fiber array using the sameNGK INSULATORS LTD·Filed 2001·Granted Nov 4, 2008·5 cites·8 claims
- 3157US7123355B2Method for determining core positions of optical element array and an apparatus for determining core positions thereofNGK INSULATORS LTD·Filed 2003·Granted Oct 17, 2006·5 cites·14 claims
- 3257US5991492AOptical fiber-fixing substrate, method of producing the same and optical deviceNGK INSULATORS LTD·Filed 1997·Granted Nov 23, 1999·19 cites·29 claims
- 3352US6577803B2Optical fiber array having an offset angle between an end portion of a substrate portion housing at least one straight groove and the axis of the housed straight groove holding at least one optical fiber thereinNGK INSULATORS LTD·Filed 2001·Granted Jun 10, 2003·3 cites·6 claims
- 3452US6519406B1Thermally fused integral ferrule and its manufacturing method, and fiber array manufacturing methodNGK INSULATORS LTD·Filed 1998·Granted Feb 11, 2003·16 cites·11 claims
- 3552US6379777B1Die and production method thereof, glass substrate and production method thereof and method of forming pattern on the glass substrateNGK INSULATORS LTD·Filed 1998·Granted Apr 30, 2002·11 cites·12 claims
- 3652US6231244B1Optical fiber arrayNGK INSULATORS LTD·Filed 1998·Granted May 15, 2001·16 cites·7 claims
- 3750US6827499B2Method of manufacturing two-dimensional optical connector componentNGK INSULATORS LTD·Filed 2002·Granted Dec 7, 2004·2 cites·13 claims
- 3849US6215944B1Sealed fiber array and method for manufacturing a sealed fiber arrayNGK INSULATORS LTD·Filed 1998·Granted Apr 10, 2001·14 cites·20 claims
- 3949US5946099AMethod of measuring positions of optical transmission membersNGK INSULATORS LTD·Filed 1997·Granted Aug 31, 1999·14 cites·14 claims
- 4047US2001005518A1Press mold for glass substrate and method for pressing glass substrateNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
- 4145US6160937AOptical fiber arrayNGK INSULATORS LTD·Filed 1999·Granted Dec 12, 2000·11 cites·10 claims
- 4245US2002078713A1Glass-forming mold and a manufacturing method thereofNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
- 4342US2002104331A1Substrate having V-shaped grooves having multi-angled V-shaped grooves and manufacturing method thereforNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
- 4442US2001029754A1Press moldNGK INSULATORS LTD AND NGK OPT·Filed 2001·Application pending·0 cites
- 4541US2004197052A1Optical deviceNGK INSULATORS LTD·Filed 2003·Application pending·0 cites
- 4639US7287915B2Optical deviceNGK INSULATORS LTD·Filed 2005·Granted Oct 30, 2007·0 cites·9 claims
- 4739US2003021573A1Optical fiber arrayNGK INSULATORS LTD·Filed 2002·Application pending·0 cites
- 4838US6223561B1Press mold for glass substrateNGK INSULATORS LTD·Filed 1999·Granted May 1, 2001·4 cites·3 claims
- 4938US2002097974A1Optical fiber array and method of fabrication thereofNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
- 5038US2002094178A1Ribbon fiber and manufacturing method therefor, and optical fiber array using the sameNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →