Inventor · disambiguated record
Hiroyuki Hayashikawa
Also filed as: HAYASHIKAWA HIROYUKI
25 granted patents·65 citations·filing 1996–2019
94Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD17HAYASHIKAWA HIROYUKI2PANASONIC CORP2PANASONIC IP MAN CO LTD2EGUCHI SATOSHI1
Top patents by PatentIndex Score
25 records- 0169US6327295B1Gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 4, 2001·8 cites·5 claims
- 0260US6331995B2Gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Dec 18, 2001·4 cites·2 claims
- 0358US6895030B1Laser oscillating deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted May 17, 2005·4 cites·6 claims
- 0457US7194015B2Laser oscillating apparatus and laser working machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Mar 20, 2007·4 cites·15 claims
- 0557US6580742B1Laser oscillating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 17, 2003·5 cites·19 claims
- 0657US6266352B1Laser oscillation apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jul 24, 2001·15 cites·5 claims
- 0749US11060905B2Laser devicePANASONIC IP MAN CO LTD·Filed 2019·Granted Jul 13, 2021·0 cites·5 claims
- 0849US7046705B2Gas laser transmitterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted May 16, 2006·2 cites·12 claims
- 0948US6434181B2Gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 13, 2002·1 cites·12 claims
- 1047US9590379B2Gas laser oscillation devicePANASONIC IP MAN CO LTD·Filed 2015·Granted Mar 7, 2017·0 cites·12 claims
- 1147US8811446B2Gas laser oscillator apparatus and laser gas replacement methodPANASONIC CORP·Filed 2013·Granted Aug 19, 2014·0 cites·12 claims
- 1242US6944200B2Laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 13, 2005·0 cites·5 claims
- 1341US6021151ALaser oscillation apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Feb 1, 2000·7 cites·2 claims
- 1440US8792529B2Gas laser oscillation device and gas laser processing machineHAYASHIKAWA HIROYUKI·Filed 2010·Granted Jul 29, 2014·0 cites·15 claims
- 1539US7580439B2Gas laser oscillatorPANASONIC CORP·Filed 2005·Granted Aug 25, 2009·0 cites·3 claims
- 1639US7130324B2Axial flow type gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Oct 31, 2006·0 cites·6 claims
- 1737US10050402B2Gas laser oscillation device and gas laser processing machineHAYASHIKAWA HIROYUKI·Filed 2010·Granted Aug 14, 2018·0 cites·9 claims
- 1837US6768761B2Gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 27, 2004·0 cites·12 claims
- 1935US8509280B2Gas laser oscillator apparatus and gas laser machining apparatusNISHIMURA TETSUJI·Filed 2010·Granted Aug 13, 2013·0 cites·7 claims
- 2035US6337869B1Gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jan 8, 2002·5 cites·6 claims
- 2135US6249535B1Gas laser oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jun 19, 2001·4 cites·2 claims
- 2233US5850412ALaser generatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Dec 15, 1998·4 cites·20 claims
- 2331US9379511B2Laser oscillator and laser machining apparatusEGUCHI SATOSHI·Filed 2010·Granted Jun 28, 2016·0 cites·8 claims
- 2430US6078604ALaser oscillation apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jun 20, 2000·1 cites·11 claims
- 2530US5825795AGas laser oscillator apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Oct 20, 1998·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →