Inventor · disambiguated record
Masaki Morikawa
Also filed as: MORIKAWA MASAKI
33 granted patents·2 pending applications·389 citations·filing 1977–2025
97Inventor score
Files withMITSUBISHI METAL CORP8MITSUBISHI MATERIALS CORP6YOSHIOKA TAKUMA4KISHI HIROSHI3JAPAN SUPER QUARTZ CORP2
Top patents by PatentIndex Score
35 records- 0192US12188554B2Control apparatus for vehicleHONDA MOTOR CO LTD·Filed 2024·Granted Jan 7, 2025·2 cites·5 claims
- 0291US5282946APlatinum-cobalt alloy sputtering target and method for manufacturing sameMITSUBISHI MATERIALS CORP·Filed 1992·Granted Feb 1, 1994·89 cites·19 claims
- 0390US4632806ACopper alloy having high resistance to oxidation for use in leads on semiconductor devicesMITSUBISHI METAL CORP·Filed 1984·Granted Dec 30, 1986·34 cites·2 claims
- 0486US7966715B2Method of manufacturing carbon electrodeJAPAN SUPER QUARTZ CORP·Filed 2009·Granted Jun 28, 2011·6 cites·4 claims
- 0586US4525434ACopper alloy having high resistance to oxidation for use in leads on semiconductor devices and clad material containing said alloyMITSUBISHI METAL CORP·Filed 1983·Granted Jun 25, 1985·28 cites·2 claims
- 0684US8105514B2Mold for producing silica crucibleYOSHIOKA TAKUMA·Filed 2010·Granted Jan 31, 2012·3 cites·6 claims
- 0782US8240169B2Vitreous silica crucible manufacturing apparatusFUKUI MASANORI·Filed 2010·Granted Aug 14, 2012·4 cites·14 claims
- 0878US5120589AComposite cardsMITSUBISHI MATERIALS CORP·Filed 1990·Granted Jun 9, 1992·37 cites·17 claims
- 0977US8980004B2Crucible and method for pulling a single crystalSATO MASARU·Filed 2010·Granted Mar 17, 2015·1 cites·15 claims
- 1076US8196430B2Method and apparatus for manufacturing vitreous silica crucibleKISHI HIROSHI·Filed 2008·Granted Jun 12, 2012·2 cites·3 claims
- 1176US8066254B2Mold for producing silica crucibleYOSHIOKA TAKUMA·Filed 2010·Granted Nov 29, 2011·1 cites·4 claims
- 1276US5376328APrecious metal article, method for manufacturing same, moldable mixture for use in manufacture of same and method for producing moldable mixtureMITSUBISHI MATERIALS CORP·Filed 1994·Granted Dec 27, 1994·20 cites·20 claims
- 1375US8657957B2Method and apparatus for manufacturing fused silica crucible, and the fused silica crucibleKISHI HIROSHI·Filed 2009·Granted Feb 25, 2014·2 cites·10 claims
- 1475US8416833B2Arc discharge method, arc discharge apparatus, and fused silica crucible manufacturing apparatusKISHI HIROSHI·Filed 2009·Granted Apr 9, 2013·2 cites·3 claims
- 1573US4354301AMethod for manufacturing stripe-patterned metal plateMITSUBUSHI KINZOKU KABUSHIKI K·Filed 1981·Granted Oct 19, 1982·30 cites·12 claims
- 1672US8091384B2Method of manufacturing silica glass crucible for pulling silicon single crystalsSATO TADAHIRO·Filed 2009·Granted Jan 10, 2012·2 cites·12 claims
- 1772US5328775AMoldable mixture for use in the manufacturing of precious metal articlesMITSUBISHI MATERIALS CORP·Filed 1992·Granted Jul 12, 1994·18 cites·12 claims
- 1867US8164750B2Method and apparatus for detecting colored foreign particles in quartz powder materialSHIMAZU ATSUSHI·Filed 2009·Granted Apr 24, 2012·4 cites·9 claims
- 1964US4659632ACobalt alloy for build-up welding having improved resistance to weld crackMITSUBISHI METAL CORP·Filed 1984·Granted Apr 21, 1987·16 cites·18 claims
- 2064US2025390164A1Electronic apparatus, control method, and storage medium for displaying a reference hand computer graphicCANON KK·Filed 2025·Application pending·0 cites
- 2163US4676827AWire for bonding a semiconductor device and process for producing the sameMITSUBISHI METAL CORP·Filed 1986·Granted Jun 30, 1987·23 cites·10 claims
- 2256US4411864ACu-Ag-Si Base alloy brazing filler materialMITSUBISHI METAL CORP·Filed 1981·Granted Oct 25, 1983·11 cites·8 claims
- 2355US8951346B2Silica glass crucible for pulling up silicon single crystal and method for manufacturing thereofHARADA KAZUHIRO·Filed 2009·Granted Feb 10, 2015·0 cites·10 claims
- 2454US8128055B2Mold for producing a silica crucibleYOSHIOKA TAKUMA·Filed 2009·Granted Mar 6, 2012·0 cites·8 claims
- 2554US5626937AComposite cardsMITSUBISHI MATERIALS CORP·Filed 1994·Granted May 6, 1997·18 cites·7 claims
- 2653US8887374B2Method of manufacturing fused silica crucibleFUJITA TAKESHI·Filed 2011·Granted Nov 18, 2014·0 cites·3 claims
- 2751US8394198B2Silica glass crucible for pulling up silicon single crystal and method for manufacturing thereofMORIKAWA MASAKI·Filed 2009·Granted Mar 12, 2013·0 cites·12 claims
- 2851US5364482AComposite cardsMITSUBISHI MATERIALS CORP·Filed 1992·Granted Nov 15, 1994·17 cites·18 claims
- 2951US2010107970A1Silica glass crucible having multilayered structureJAPAN SUPER QUARTZ CORP·Filed 2009·Application pending·0 cites
- 3048US8100379B2Mold for producing silica crucibleYOSHIOKA TAKUMA·Filed 2010·Granted Jan 24, 2012·0 cites·8 claims
- 3145US4717436AWire for bonding a semiconductor deviceMITSUBISHI METAL CORP·Filed 1987·Granted Jan 5, 1988·10 cites·2 claims
- 3245US4416853ACu-Ag base alloy brazing filler materialMITSUBISHI METAL CORP·Filed 1981·Granted Nov 22, 1983·7 cites·8 claims
- 3339US11287149B2Heat exchange ventilatorMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Mar 29, 2022·0 cites·13 claims
- 3439US8721787B2Method for manufacturing silicon single crystalAZUMA YUKINAGA·Filed 2009·Granted May 13, 2014·0 cites·6 claims
- 3526US4134001AProcess for welding copper materialsMITSUBISHI METAL CORP·Filed 1977·Granted Jan 9, 1979·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →