Inventor · disambiguated record
Nobuo Ishikawa
Also filed as: ISHIKAWA NOBUO
21 granted patents·437 citations·filing 1981–1997
95Inventor score
Files withDAIKIN IND LTD12SDS BIOTECH CORP2SEIKO EPSON CORP2DAICEL CHEM1DAIDO TOKUSHUKO KABUSHIKA KAIS1
Top patents by PatentIndex Score
21 records- 0198US4873677ACharging apparatus for an electronic deviceSEIKO EPSON CORP·Filed 1988·Granted Oct 10, 1989·229 cites·36 claims
- 0296US4578503AAlkylated or alkenylated malonic acid or its derivatives having a fluorineDAIKIN IND LTD·Filed 1983·Granted Mar 25, 1986·79 cites·9 claims
- 0384US4482729AFluoroalkyl silyl ketene acetals and a process for preparing the sameDAIKIN IND LTD·Filed 1984·Granted Nov 13, 1984·15 cites·6 claims
- 0480US4614742AFluorinated isophthalonitrile compound and nonmedical fungicide containing the sameSDS BIOTECH CORP·Filed 1985·Granted Sep 30, 1986·17 cites·4 claims
- 0578US4769493AProcess for producing tetrafluorophthalic acidSDS BIOTECH CORP·Filed 1987·Granted Sep 6, 1988·15 cites·26 claims
- 0667US4578222AProcess for preparing a perfluorinated or polyfluorinated aliphatic carboxylic acidDAIKIN IND LTD·Filed 1985·Granted Mar 25, 1986·8 cites·7 claims
- 0764US4487926AFluorine-containing cellulose derivativesDAICEL CHEM·Filed 1984·Granted Dec 11, 1984·11 cites·3 claims
- 0863US4542238AOptically active substanceDAIKIN IND LTD·Filed 1984·Granted Sep 17, 1985·6 cites·16 claims
- 0962US4563394AShaped article of synthetic resin having improved surfaceKURARAY CO·Filed 1984·Granted Jan 7, 1986·11 cites·11 claims
- 1061US4484993AProcess for producing fluorine-containing organic compoundDAIKIN IND LTD·Filed 1982·Granted Nov 27, 1984·15 cites·29 claims
- 1158US4552694AFluorinated benzodiazepinsDAIKIN IND LTD·Filed 1984·Granted Nov 12, 1985·4 cites·4 claims
- 1255US4480103A4-Fluoro-5-oxypyrazole derivativesIHARA CHEMICAL IND CO·Filed 1981·Granted Oct 30, 1984·3 cites·4 claims
- 1354US4558148AFluorinated allylic compounds and a process for preparing these compoundsDAIKIN IND LTD·Filed 1984·Granted Dec 10, 1985·4 cites·13 claims
- 1443US4465859AN,N-Dialkyl-3-oxo-3-alkyl-1,2-difluoropropenylamineDAIKIN IND LTD·Filed 1983·Granted Aug 14, 1984·1 cites·2 claims
- 1540US4582924Aα-Fluoroalkyl carboxylic acid esters and process for preparing the sameDAIKIN IND LTD·Filed 1984·Granted Apr 15, 1986·1 cites·2 claims
- 1638US4532020AProcess for preparing a β-(fluoroalkyl or fluoroalkenyl)-β-hydroxyalkyneDAIKIN IND LTD·Filed 1984·Granted Jul 30, 1985·1 cites·5 claims
- 1737US4741960AMagnetic recording medium having a back coat layer containing a specific type of lubricantVICTOR COMPANY OF JAPAN·Filed 1987·Granted May 3, 1988·3 cites·6 claims
- 1836US4864442AMagnetic read/write apparatusSEIKO EPSON CORP·Filed 1987·Granted Sep 5, 1989·3 cites·10 claims
- 1935US4595417AProcess for treating aqueous slurry of pigmentDAIKIN IND LTD·Filed 1984·Granted Jun 17, 1986·2 cites·4 claims
- 2032US5934805AMethod and an apparatus for flaw detectionDAIDO TOKUSHUKO KABUSHIKA KAIS·Filed 1997·Granted Aug 10, 1999·9 cites·15 claims
- 2131US4540524AMethods for preparing lower alkyl α-fluoro-α-cyanoacetate and its carbanionDAIKIN IND LTD·Filed 1984·Granted Sep 10, 1985·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →