Inventor · disambiguated record
Masaya Nakagawa
Also filed as: NAKAGAWA MASAYA
24 granted patents·5 pending applications·174 citations·filing 1989–2023
95Inventor score
Files withSUNCALL CORP8NAKAGAWA MASAYA5SUNCALL TECH SZ CO LTD5TOYAMA CHEMICAL CO LTD4KOMAKI YASUNARI2
Top patents by PatentIndex Score
29 records- 0193US10907268B2Method for producing multi-layer bus bar unitSUNCALL CORP·Filed 2016·Granted Feb 2, 2021·9 cites·14 claims
- 0290US11740413B1Duplex optical connector with laterally repositionable connectors and pull boot releaseSUNCALL AMERICA INC·Filed 2022·Granted Aug 29, 2023·6 cites·20 claims
- 0390US8506174B2Optical connectorNAKAGAWA MASAYA·Filed 2011·Granted Aug 13, 2013·20 cites·4 claims
- 0489US5020842AInstrument for inoculating bulb scalesUNIV WASEDA·Filed 1989·Granted Jun 4, 1991·12 cites·2 claims
- 0587US11543601B1MPO connector with high-density release clip and connector release toolSUNCALL TECH SZ CO LTD·Filed 2021·Granted Jan 3, 2023·3 cites·20 claims
- 0686US8317408B2Optical-fiber connection unit, and optical connector and optical adapter used thereinNAKAGAWA MASAYA·Filed 2010·Granted Nov 27, 2012·11 cites·5 claims
- 0785US7997806B2Optical fiber connectorSUNCALL CORP·Filed 2009·Granted Aug 16, 2011·15 cites·4 claims
- 0885US7661887B2Shutter assemblySUNCALL CORP·Filed 2008·Granted Feb 16, 2010·16 cites·5 claims
- 0983US8468866B2Die cushion deviceMIYASAKA TAKUJI·Filed 2009·Granted Jun 25, 2013·12 cites·2 claims
- 1082US7834053B2Medicinal compositions improving brain function and method for improving brain functionTOYAMA CHEMICAL CO LTD·Filed 2007·Granted Nov 16, 2010·5 cites·9 claims
- 1182US7384200B2Optical adaptor mounting metal fittings and an optical adaptorSUNCALL CORP·Filed 2006·Granted Jun 10, 2008·13 cites·9 claims
- 1278US7342043B2Medicinal compositions improving brain function and method for improving brain functionTOYAMA CHEMICAL CO LTD·Filed 2003·Granted Mar 11, 2008·11 cites·8 claims
- 1376US7648286B2Shutter assemblySUNCALL CORP·Filed 2008·Granted Jan 19, 2010·8 cites·2 claims
- 1475US11127672B2Busbar assemblySUNCALL CORP·Filed 2018·Granted Sep 21, 2021·2 cites·5 claims
- 1573US12051873B2Adapter including shielding gate assemblySUNCALL TECH SZ CO LTD·Filed 2023·Granted Jul 30, 2024·0 cites·20 claims
- 1670US11695232B2Adapter with an elastic componentSUNCALL TECH SZ CO LTD·Filed 2019·Granted Jul 4, 2023·1 cites·18 claims
- 1769US6797726B1N-alkoxyalkyl-N,N-dialkylamine derivatives or salts thereof, and remedies for nerve degeneration diseases containing the sameTOYAMA CHEMICAL CO LTD·Filed 2000·Granted Sep 28, 2004·6 cites·24 claims
- 1864US10784669B2Method for manufacturing busbar assemblySUNCALL CORP·Filed 2018·Granted Sep 22, 2020·1 cites·9 claims
- 1962USRE42327EMedicinal compositions improving brain function and method for improving brain functionTOYAMA CHEMICAL CO LTD·Filed 2003·Granted May 3, 2011·1 cites·12 claims
- 2052US11372184B2Optical fiber boxSUNCALL AMERICA INC·Filed 2020·Granted Jun 28, 2022·0 cites·19 claims
- 2149US11971582B2Optical fiber adapterSUNCALL TECH SZ CO LTD·Filed 2019·Granted Apr 30, 2024·0 cites·19 claims
- 2248US5066507AMethod for removing roots from cormatose plant bodiesUNIV WASEDA·Filed 1990·Granted Nov 19, 1991·22 cites·3 claims
- 2342US11960125B2Optical fiber adapterSUNCALL TECH SZ CO LTD·Filed 2019·Granted Apr 16, 2024·0 cites·19 claims
- 2439US2012155810A1Duplex optical connectorNAKAGAWA MASAYA·Filed 2011·Application pending·0 cites
- 2538US2011299814A1Duplex optical connector unitNAKAGAWA MASAYA·Filed 2011·Application pending·0 cites
- 2638US2010272396A1Lc-type optical connectorKOMAKI YASUNARI·Filed 2010·Application pending·0 cites
- 2738US2010272397A1Optical connectorKOMAKI YASUNARI·Filed 2010·Application pending·0 cites
- 2836US10734562B2Method for manufacturing substrate terminal board for mounting semiconductor elementSUNCALL CORP·Filed 2017·Granted Aug 4, 2020·0 cites·6 claims
- 2936US2012033922A1Optical connector, removal tool, and optical connector-removing structureNAKAGAWA MASAYA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →