Inventor · disambiguated record
Mikio Murai
Also filed as: MURAI MIKIO
23 granted patents·772 citations·filing 1982–1998
97Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD23
Top patents by PatentIndex Score
23 records- 0199US4425404AMagnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Jan 10, 1984·133 cites·10 claims
- 0296US5540957AMethod of manufacturing a magnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jul 30, 1996·123 cites·5 claims
- 0394US5637393AMagnetic recording medium and its manufacturing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 10, 1997·63 cites·12 claims
- 0492US5182132AMagnetic recording medium and method for making itMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jan 26, 1993·53 cites·4 claims
- 0592US4540618AMagnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Sep 10, 1985·44 cites·15 claims
- 0686US5364690AMagnetic recording medium comprising a ferromagnetic metal film and two carbon protective layersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Nov 15, 1994·40 cites·2 claims
- 0786US5110676AMagnetic recording medium incorporating metallic magnetic thin filmMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted May 5, 1992·40 cites·6 claims
- 0885US5776602AMagnetic recording medium having a carbon protective film containing nitrogen and oxygen and overcoated with a lubricantMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jul 7, 1998·45 cites·20 claims
- 0983US4645703AMagnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Feb 24, 1987·28 cites·5 claims
- 1082US5591481AMethod of manufacturing a magnetic recording medium including forming a graft polymer lubricant layer by irradiating monomers with radicals or atomic gasMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jan 7, 1997·38 cites·3 claims
- 1178US5137784AMagnetic record medium with a magnetic layer coated with successive layers of carbon, organic amine, and fluoro lubricantMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Aug 11, 1992·28 cites·3 claims
- 1276US5589263AMagnetic recording medium having a ferromagnetic metal thin film, a dry etched layer, a carbonaceous film, and a lubricant filmMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Dec 31, 1996·20 cites·25 claims
- 1373US5443888AMagnetic recording medium having a carbon protective layer and partially fluorinated alkyl carboxylic acid lubricant layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Aug 22, 1995·18 cites·1 claims
- 1463US5494742AMagnetic recording medium having improved running time and corrosion resistanceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Feb 27, 1996·13 cites·15 claims
- 1561US5104685AMethod of producing magnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Apr 14, 1992·12 cites·3 claims
- 1660US5798135AMethod for producing a magnetic recording medium having a carbon protective layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Aug 25, 1998·12 cites·12 claims
- 1757US5451427AMagnetic recording medium and method of producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 19, 1995·10 cites·2 claims
- 1856US5302424AMethod for forming a film with plasma CVD processMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Apr 12, 1994·17 cites·18 claims
- 1954US5496595AMethod for forming film by plasma CVDMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Mar 5, 1996·9 cites·3 claims
- 2050US5322716AMethod for producing magnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jun 21, 1994·7 cites·12 claims
- 2146US6303227B1Lubricant composition magnetic recording medium, and process for producing magnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Oct 16, 2001·11 cites·9 claims
- 2240US5328737AMethod of forming film by plasma CVDMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jul 12, 1994·7 cites·11 claims
- 2332US5670107AMethod for producing magnetic recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Sep 23, 1997·1 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →