Assignee
SUGIYAMA MASAKI
JP·25 granted patents·3 pending applications·203 citations·filing 2008–2012
Top patents by PatentIndex Score
28 records- 0198US8824836B2Optical waveguide, optical modulator and optical couplerSUGIYAMA MASAKI·Filed 2011·Granted Sep 2, 2014·88 cites·18 claims
- 0296US8712195B2Optical modulator moduleSUGIYAMA MASAKI·Filed 2011·Granted Apr 29, 2014·18 cites·19 claims
- 0394US8467634B2Optical device having optical modulatorsSUGIYAMA MASAKI·Filed 2010·Granted Jun 18, 2013·11 cites·8 claims
- 0491US8472759B2Optical device and optical transmitterSUGIYAMA MASAKI·Filed 2011·Granted Jun 25, 2013·8 cites·20 claims
- 0590US8244075B2Optical deviceSUGIYAMA MASAKI·Filed 2010·Granted Aug 14, 2012·7 cites·20 claims
- 0690US8135242B2Optical modulatorSUGIYAMA MASAKI·Filed 2009·Granted Mar 13, 2012·13 cites·14 claims
- 0784US8406576B2Optical modulator and optical transmitterSUGIYAMA MASAKI·Filed 2010·Granted Mar 26, 2013·4 cites·14 claims
- 0882US8701622B2Lubrication system for portable four-stroke engineSUGIYAMA MASAKI·Filed 2010·Granted Apr 22, 2014·5 cites·1 claims
- 0982US8695563B2Lubrication system for four-stroke engineSUGIYAMA MASAKI·Filed 2010·Granted Apr 15, 2014·5 cites·10 claims
- 1081US9115645B2Engine-driven cutterSUGIYAMA MASAKI·Filed 2011·Granted Aug 25, 2015·4 cites·7 claims
- 1179US8707928B2Lubrication apparatus for four-stroke engineSUGIYAMA MASAKI·Filed 2010·Granted Apr 29, 2014·4 cites·16 claims
- 1279US8241557B2Method for producing dust coreSUGIYAMA MASAKI·Filed 2011·Granted Aug 14, 2012·4 cites·2 claims
- 1378US8596482B2Liquid tank for working machine engine and liquid tank capSUGIYAMA MASAKI·Filed 2011·Granted Dec 3, 2013·3 cites·14 claims
- 1478US8078015B2Optical modulatorSUGIYAMA MASAKI·Filed 2009·Granted Dec 13, 2011·5 cites·17 claims
- 1575US9107297B2Circuit board and optical modulatorSUGIYAMA MASAKI·Filed 2012·Granted Aug 11, 2015·3 cites·3 claims
- 1675US8793885B2Engine driven cutterSUGIYAMA MASAKI·Filed 2011·Granted Aug 5, 2014·3 cites·12 claims
- 1775US8098997B2Optical modulator and optical transmitterSUGIYAMA MASAKI·Filed 2008·Granted Jan 17, 2012·4 cites·18 claims
- 1874US8831385B2Mach-zehnder modulatorSUGIYAMA MASAKI·Filed 2011·Granted Sep 9, 2014·3 cites·19 claims
- 1973US8086078B2Electronic deviceSUGIYAMA MASAKI·Filed 2009·Granted Dec 27, 2011·3 cites·26 claims
- 2071US8387595B2Lubricating device for four-stroke engineSUGIYAMA MASAKI·Filed 2011·Granted Mar 5, 2013·2 cites·6 claims
- 2168US8632039B2Device for mounting wireless device caseSUGIYAMA MASAKI·Filed 2010·Granted Jan 21, 2014·2 cites·3 claims
- 2267US9244230B2Optical transmitter and interconnecting circuit boardSUGIYAMA MASAKI·Filed 2011·Granted Jan 26, 2016·2 cites·7 claims
- 2365US9410513B2Engine configured to drive a diaphragm fuel pump using pressure fluctuation in a crank chamber of the engineSUGIYAMA MASAKI·Filed 2012·Granted Aug 9, 2016·1 cites·9 claims
- 2460US8606053B2Optical modulatorSUGIYAMA MASAKI·Filed 2009·Granted Dec 10, 2013·1 cites·17 claims
- 2552US8439157B2EngineSUGIYAMA MASAKI·Filed 2011·Granted May 14, 2013·0 cites·9 claims
- 2642US2012012777A1Powder for dust core, dust core made of the powder for dust core by powder compaction, and method of producing the powder for dut coreSUGIYAMA MASAKI·Filed 2010·Application pending·0 cites
- 2742US2012060790A1Lubrication structure for four-stroke engineSUGIYAMA MASAKI·Filed 2011·Application pending·0 cites
- 2841US2011284794A1Method of manufacturing powder for dust core, dust core made of the powder for dust core manufactured by the method, and apparatus for manufacturing powder for dust coreSUGIYAMA MASAKI·Filed 2010·Application pending·0 cites
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