Inventor · disambiguated record
Shinichi Irisawa
Also filed as: IRISAWA SHINICHI
37 granted patents·2 pending applications·552 citations·filing 1989–2009
98Inventor score
Top patents by PatentIndex Score
39 records- 0195US5220235ADischarge lamp deviceKOITO MFG CO LTD·Filed 1992·Granted Jun 15, 1993·137 cites·11 claims
- 0288US6750612B2Mercury-free arc tube for discharge lamp unitKOITO MFG CO LTD·Filed 2002·Granted Jun 15, 2004·30 cites·9 claims
- 0387US6815894B2Mercury-free arc tube for discharge lamp unitKOITO MFG CO LTD·Filed 2002·Granted Nov 9, 2004·26 cites·11 claims
- 0486US6891332B1Arc tube capable of preventing occurrence of leak due to cracks and manufacturing method thereforeKOITO MFG CO LTD·Filed 2000·Granted May 10, 2005·26 cites·6 claims
- 0581US5286227AArc tube and method for manufacturing the sameKOITO MFG CO LTD·Filed 1992·Granted Feb 15, 1994·40 cites·6 claims
- 0678US6411037B1Arc tube for discharge lamp device and method of manufacturing the sameKOITO MFG CO LTD·Filed 2000·Granted Jun 25, 2002·14 cites·12 claims
- 0777US6580200B2Discharge lamp and manufacturing method thereofKOITO MFG CO LTD·Filed 2001·Granted Jun 17, 2003·12 cites·10 claims
- 0874US6452334B1Arc tube with residual-compressive-stress layer for discharge lamp unit and method of manufacturing sameKOITO MFG CO LTD·Filed 2000·Granted Sep 17, 2002·11 cites·15 claims
- 0972US6547619B1ARC tube for discharge lamp unit and method of manufacturing sameKOITO MFG CO LTD·Filed 2000·Granted Apr 15, 2003·10 cites·14 claims
- 1071US6294861B1Electric discharge lamp apparatusKOITO MFG CO LTD·Filed 1998·Granted Sep 25, 2001·25 cites·14 claims
- 1170US7977886B2Mercury-free discharge bulbKOITO MFG CO LTD·Filed 2009·Granted Jul 12, 2011·2 cites·6 claims
- 1270US7443100B2ARC tube discharge lamp with compression strain layerKOITO MFG CO LTD·Filed 2005·Granted Oct 28, 2008·2 cites·8 claims
- 1370US7314298B2Automotive headlight discharge bulbKOITO MFG CO LTD·Filed 2005·Granted Jan 1, 2008·2 cites·7 claims
- 1470US6354900B1Arc tube and fabricating method thereofKOITO MFG CO LTD·Filed 1999·Granted Mar 12, 2002·23 cites·7 claims
- 1570US5505648AContamination-free method of making arc tubesKOITO MFG CO LTD·Filed 1994·Granted Apr 9, 1996·22 cites·5 claims
- 1669US6239539B1Electric 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
- 1767US6274973B1Electric discharge lamp apparatus with insulating plugKOITO MFG CO LTD·Filed 1998·Granted Aug 14, 2001·21 cites·6 claims
- 1866US5877591AArc tube for discharge lamp deviceKOITO MFG CO LTD·Filed 1997·Granted Mar 2, 1999·18 cites·6 claims
- 1965US5877590ADischarge lamp arc tube and method of producing the sameKOITO MFG CO LTD·Filed 1996·Granted Mar 2, 1999·15 cites·1 claims
- 2064US7583028B2Mercury free arc tube for a discharge lampKOITO MFG CO LTD·Filed 2004·Granted Sep 1, 2009·5 cites·9 claims
- 2164US6918808B2Arc tube for discharge lamp and method for producing the sameKOITO MFG CO LTD·Filed 2002·Granted Jul 19, 2005·5 cites·11 claims
- 2264US5059855ADischarge lamp base constructionKOITO MFG CO LTD·Filed 1990·Granted Oct 22, 1991·17 cites·7 claims
- 2362US5402037AArc tube having particular volume and gas pressure for luminous fluxKOITO MFG CO LTD·Filed 1993·Granted Mar 28, 1995·16 cites·1 claims
- 2461US5177397ADischarge lamp assembly with insulating tubular member and metal band around pinch sealKOITO MFG CO LTD·Filed 1989·Granted Jan 5, 1993·11 cites·6 claims
- 2560US7038385B2Mercury-free arc tube for discharge lamp unitKOITO MFG CO LTD·Filed 2002·Granted May 2, 2006·4 cites·6 claims
- 2660US6456008B1Metal Halide lamp having improved shunting characteristicsKOITO MFG CO LTD·Filed 2000·Granted Sep 24, 2002·8 cites·10 claims
- 2758US5962976AMolybdenum 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
- 2855US7279841B2Arc tube for a discharge lampKOITO MFG CO LTD·Filed 2004·Granted Oct 9, 2007·2 cites·12 claims
- 2955US6903510B2Arc tube having compressive stress and method for manufacture of an arc tubeKOITO MFG CO LTD·Filed 2001·Granted Jun 7, 2005·2 cites·7 claims
- 3048US5601465AMethod for manufacturing arc tube for discharge bulbKOITO MFG CO LTD·Filed 1995·Granted Feb 11, 1997·8 cites·5 claims
- 3145US7345426B2Alloy 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
- 3244US7170230B2Mercury-free arc tube for a discharge lampKOITO MFG CO LTD·Filed 2004·Granted Jan 30, 2007·0 cites·12 claims
- 3343US8471473B2Arc tube for discharge lamp deviceFUKUYO TAKESHI·Filed 2006·Granted Jun 25, 2013·0 cites·9 claims
- 3440US6974360B2Method of producing an arc tube for a discharge lamp deviceKOITO MFG CO LTD·Filed 2003·Granted Dec 13, 2005·0 cites·10 claims
- 3539US6707239B2Arc tube including step-down plane portions in pinch seal areaKOITO MFG CO LTD·Filed 2001·Granted Mar 16, 2004·0 cites·4 claims
- 3639US2004021420A1Lamp unit and infrared night-vision systemFiled 2003·Application pending·0 cites
- 3738US5993279ADischarge lamp arc tube and method of producing the sameKOITO MFG CO LTD·Filed 1998·Granted Nov 30, 1999·3 cites·8 claims
- 3838US2004051460A1Discharge bulbKOITO MFG CO LTD·Filed 2003·Application pending·0 cites
- 3936US6672923B1Method of manufacturing arc tubeKOITO MFG CO LTD·Filed 2000·Granted Jan 6, 2004·0 cites·6 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →