Inventor · disambiguated record
Takeshi Fukuyo
Also filed as: FUKUYO TAKESHI
31 granted patents·1 pending application·221 citations·filing 1995–2010
96Inventor score
Top patents by PatentIndex Score
32 records- 0188US6750612B2Mercury-free arc tube for discharge lamp unitKOITO MFG CO LTD·Filed 2002·Granted Jun 15, 2004·30 cites·9 claims
- 0278US6411037B1Arc tube for discharge lamp device and method of manufacturing the sameKOITO MFG CO LTD·Filed 2000·Granted Jun 25, 2002·14 cites·12 claims
- 0377US7671536B2Arc tube for discharge lamp deviceKOITO MANUFACUTURING CO LTD·Filed 2006·Granted Mar 2, 2010·6 cites·12 claims
- 0477US6580200B2Discharge lamp and manufacturing method thereofKOITO MFG CO LTD·Filed 2001·Granted Jun 17, 2003·12 cites·10 claims
- 0571US6294861B1Electric discharge lamp apparatusKOITO MFG CO LTD·Filed 1998·Granted Sep 25, 2001·25 cites·14 claims
- 0670US7977886B2Mercury-free discharge bulbKOITO MFG CO LTD·Filed 2009·Granted Jul 12, 2011·2 cites·6 claims
- 0770US7443100B2ARC tube discharge lamp with compression strain layerKOITO MFG CO LTD·Filed 2005·Granted Oct 28, 2008·2 cites·8 claims
- 0870US7314298B2Automotive headlight discharge bulbKOITO MFG CO LTD·Filed 2005·Granted Jan 1, 2008·2 cites·7 claims
- 0970US6354900B1Arc tube and fabricating method thereofKOITO MFG CO LTD·Filed 1999·Granted Mar 12, 2002·23 cites·7 claims
- 1069US6239539B1Electric discharge lamp apparatus and insulating plug therefor having a particular front portionKOITO MFG CO LTD·Filed 1998·Granted May 29, 2001·22 cites·16 claims
- 1167US6274973B1Electric discharge lamp apparatus with insulating plugKOITO MFG CO LTD·Filed 1998·Granted Aug 14, 2001·21 cites·6 claims
- 1265US5877590ADischarge lamp arc tube and method of producing the sameKOITO MFG CO LTD·Filed 1996·Granted Mar 2, 1999·15 cites·1 claims
- 1364US7583028B2Mercury free arc tube for a discharge lampKOITO MFG CO LTD·Filed 2004·Granted Sep 1, 2009·5 cites·9 claims
- 1464US6918808B2Arc tube for discharge lamp and method for producing the sameKOITO MFG CO LTD·Filed 2002·Granted Jul 19, 2005·5 cites·11 claims
- 1560US6456008B1Metal Halide lamp having improved shunting characteristicsKOITO MFG CO LTD·Filed 2000·Granted Sep 24, 2002·8 cites·10 claims
- 1658US5962976AMolybdenum foils with yttrium oxide and recrystallization grains no more than 50 microns within the pinch seals of a metallic halide lampKOITO MFG CO LTD·Filed 1998·Granted Oct 5, 1999·13 cites·3 claims
- 1755US7279841B2Arc tube for a discharge lampKOITO MFG CO LTD·Filed 2004·Granted Oct 9, 2007·2 cites·12 claims
- 1854US7746000B2Discharge bulbKOITO MFG CO LTD·Filed 2008·Granted Jun 29, 2010·0 cites·14 claims
- 1953US6616494B1Method and apparatus for supplying pellets to arc tube for discharge lampKOITO MFG CO LTD·Filed 2000·Granted Sep 9, 2003·2 cites·15 claims
- 2051US8148902B2Mercury-free arc tube for discharge lamp device and method for manufacturing the sameTAKAGAKI MICHIO·Filed 2009·Granted Apr 3, 2012·0 cites·3 claims
- 2150US7489083B2Mercury-free arc tube for discharge bulbKOITO MFG CO LTD·Filed 2006·Granted Feb 10, 2009·0 cites·4 claims
- 2248US5601465AMethod for manufacturing arc tube for discharge bulbKOITO MFG CO LTD·Filed 1995·Granted Feb 11, 1997·8 cites·5 claims
- 2347US7438620B2Arc tube of discharge lamp having electrode assemblies receiving vacuum heat treatment and method of manufacturing of arc tubeKOITO MFG CO LTD·Filed 2005·Granted Oct 21, 2008·0 cites·9 claims
- 2446US2007018584A1Discharge bulbKOITO MFG CO LTD·Filed 2006·Application pending·0 cites
- 2545US7345426B2Alloy for a lead member of an electric lamp and electrode structure of the electric lampALMT CORP·Filed 2004·Granted Mar 18, 2008·0 cites·11 claims
- 2644US7170230B2Mercury-free arc tube for a discharge lampKOITO MFG CO LTD·Filed 2004·Granted Jan 30, 2007·0 cites·12 claims
- 2744US6653785B2Arc tube with pinch seal and dimensional relationship and method for forming the sameKOITO MFG CO LTD·Filed 2001·Granted Nov 25, 2003·1 cites·11 claims
- 2843US8471473B2Arc tube for discharge lamp deviceFUKUYO TAKESHI·Filed 2006·Granted Jun 25, 2013·0 cites·9 claims
- 2941US8174195B2Mercury-free arc tube for discharge lamp unitTAKAGAKI MICHIO·Filed 2010·Granted May 8, 2012·0 cites·6 claims
- 3040US6974360B2Method of producing an arc tube for a discharge lamp deviceKOITO MFG CO LTD·Filed 2003·Granted Dec 13, 2005·0 cites·10 claims
- 3138US5993279ADischarge lamp arc tube and method of producing the sameKOITO MFG CO LTD·Filed 1998·Granted Nov 30, 1999·3 cites·8 claims
- 3237US6321799B1Method and apparatus for supplying mercury to arc tube for discharge lampKOITO MFG CO LTD·Filed 2000·Granted Nov 27, 2001·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →