Inventor · disambiguated record
Hisao Yamamoto
Also filed as: YAMAMOTO HISAO · YAMAMOTO MICHIHIRO
99 granted patents·8 pending applications·1,103 citations·filing 1969–2016
99Inventor score
Files withSUMITOMO CHEMICAL CO74TAKEMOTO OIL & FAT CO LTD7FUJIFILM CORP6ASAHI GLASS CO LTD4BRIDGESTONE CORP3
Top patents by PatentIndex Score
107 records- 0195US3957783AThieno[2,3-d]pyrimidine derivativesSUMITOMO CHEMICAL CO·Filed 1973·Granted May 18, 1976·38 cites·5 claims
- 0294US4233307ASpiro-4'-piperidine compounds and their pharmaceutical compositionsSUMITOMO CHEMICAL CO·Filed 1978·Granted Nov 11, 1980·54 cites·12 claims
- 0393US4217349ABenzisoxazole derivativesSUMITOMO CHEMICAL CO·Filed 1978·Granted Aug 12, 1980·26 cites·8 claims
- 0492US4387223AProcess for preparing 2(1H)-quinazolinone derivativesSUMITOMO CHEMICAL CO·Filed 1976·Granted Jun 7, 1983·25 cites·2 claims
- 0591US4099002AQuinazolinone derivatives and a process for production thereofSUMITOMO CHEMICAL CO·Filed 1974·Granted Jul 4, 1978·21 cites·11 claims
- 0690US4122176A3-(Piperazinoalkyl)-benz-2,1-isoxazolesSUMITOMO CHEMICAL CO·Filed 1976·Granted Oct 24, 1978·20 cites·8 claims
- 0789US4991204AAdaptive routing control methodNIPPON TELEGRAPH & TELEPHONE·Filed 1989·Granted Feb 5, 1991·243 cites·28 claims
- 0889US3936468APhenylbutanol derivativesSUMITOMO CHEMICAL CO·Filed 1973·Granted Feb 3, 1976·19 cites·4 claims
- 0988US4202974AProcess for preparing 3,4-dihydro-2(1H)-quinazolinone derivativesSUMITOMO CHEMICAL CO·Filed 1976·Granted May 13, 1980·18 cites·2 claims
- 1088US4073933ANovel bicycloheptene derivativesSUMITOMO CHEMICAL CO·Filed 1976·Granted Feb 14, 1978·18 cites·3 claims
- 1187US4202895A1-Polyhaloalkyl-2(1H)-quinazolinone derivativesSUMITOMO CHEMICAL CO·Filed 1974·Granted May 13, 1980·16 cites·14 claims
- 1286US4235914APsychotropic γ-(heterocyclic substituted) butyrophenonesSUMITOMO CHEMICAL CO·Filed 1978·Granted Nov 25, 1980·13 cites·6 claims
- 1386US4146717ANitroquinazolinone compounds having antiviral propertiesSUMITOMO CHEMICAL CO·Filed 1974·Granted Mar 27, 1979·15 cites·7 claims
- 1485US4148796Aγ-PiperidinobutyrophenonesSUMITOMO CHEMICAL CO·Filed 1973·Granted Apr 10, 1979·15 cites·15 claims
- 1584US5858103AVertical wafer boatASAHI GLASS CO LTD·Filed 1997·Granted Jan 12, 1999·70 cites·10 claims
- 1683US6143038AAgents for and methods of processing synthetic fibersTAKEMOTO OIL & FAT CO LTD·Filed 2000·Granted Nov 7, 2000·26 cites·7 claims
- 1783US4075346ACNS depressant γ-(secondary amino)-ortho-nitro-butyrophenonesSUMITOMO CHEMICAL CO·Filed 1976·Granted Feb 21, 1978·16 cites·8 claims
- 1883US4032573AOrtho-acylated anilide derivatives and salts thereofSUMITOMO CHEMICAL CO·Filed 1976·Granted Jun 28, 1977·14 cites·6 claims
- 1982US4183932AFused quinazolinones and preparation thereofSUMITOMO CHEMICAL CO·Filed 1978·Granted Jan 15, 1980·18 cites·3 claims
- 2082US4067868AProduction of quinazolinone compoundsSUMITOMO CHEMICAL CO·Filed 1976·Granted Jan 10, 1978·11 cites·4 claims
- 2182US4002755ATriazoloquinazolinesSUMITOMO CHEMICAL CO·Filed 1975·Granted Jan 11, 1977·11 cites·6 claims
- 2281US8669040B2Method of manufacturing relief printing plate and printing plate precursor for laser engravingTASHIRO HIROSHI·Filed 2009·Granted Mar 11, 2014·2 cites·9 claims
- 2381US4080328AN-substituted heterocyclic derivatives and preparation thereofSUMITOMO CHEMICAL CO·Filed 1974·Granted Mar 21, 1978·12 cites·2 claims
- 2479US4358620A9-Formyl-9,10-dihydro-9,10-methanoanthraceneSUMITOMO CHEMICAL CO·Filed 1980·Granted Nov 9, 1982·13 cites·1 claims
- 2579US4096144AProcess for preparing quinazolinone derivatives and their 2-(N-mono-substituted amino)-phenyl ketone intermediate derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Jun 20, 1978·10 cites·9 claims
- 2679US3950526AQuinazoline derivatives in pharmaceutical compositions for treating pain and inflammationSUMITOMO CHEMICAL CO·Filed 1974·Granted Apr 13, 1976·10 cites·34 claims
- 2778US7704675B2Planographic printing plate precursor and stack thereofFUJIFILM CORP·Filed 2007·Granted Apr 27, 2010·1 cites·7 claims
- 2878US4818601ARubber-cord composite bodiesBRIDGESTONE CORP·Filed 1988·Granted Apr 4, 1989·33 cites·7 claims
- 2978US4224344AOrganic tricyclic compoundsSUMITOMO CHEMICAL CO·Filed 1975·Granted Sep 23, 1980·11 cites·10 claims
- 3078US3953446AProcess for preparing quinazolinesSUMITOMO CHEMICAL CO·Filed 1974·Granted Apr 27, 1976·10 cites·2 claims
- 3177US4045560A2-Morpholine containing methano or ethano anthracene compoundsSUMITOMO CHEMICAL CO·Filed 1976·Granted Aug 30, 1977·8 cites·7 claims
- 3276US7741005B2Planographic printing plate precursor and stack thereofFUJIFILM CORP·Filed 2007·Granted Jun 22, 2010·1 cites·11 claims
- 3375US4933385ARubber compositionBRIDGESTONE CORP·Filed 1988·Granted Jun 12, 1990·22 cites·17 claims
- 3475US4561987ALubricating agents for processing synthetic yarns and method of processing synthetic yarns therewithTAKEMOTO OIL & FAT CO LTD·Filed 1984·Granted Dec 31, 1985·21 cites·8 claims
- 3575US4048168AProcess for preparing 1-polyhaloalkyl-3,4-dihydro-2-(1H)-quinazolinonesSUMITOMO CHEMICAL CO·Filed 1976·Granted Sep 13, 1977·13 cites·4 claims
- 3672US4179560AImidazo- and pyrimido[2,1-b]quinazolines and preparation thereofSUMITOMO CHEMICAL CO·Filed 1975·Granted Dec 18, 1979·11 cites·4 claims
- 3771US7968271B2Photosensitive recording material, planographic printing plate precursor, and stacks of the sameFUJIFILM CORP·Filed 2007·Granted Jun 28, 2011·1 cites·14 claims
- 3870US4552671ASpin finish compositions for polyester and polyamide yarnsTAKEMOTO OIL & FAT CO LTD·Filed 1984·Granted Nov 12, 1985·17 cites·1 claims
- 3967US4017624AN-(ω-Amino)alkylaniline derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Apr 12, 1977·5 cites·10 claims
- 4067US4010280APhenoxyalkylamine derivatives and preparation thereofSUMITOMO CHEMICAL CO·Filed 1974·Granted Mar 1, 1977·6 cites·6 claims
- 4164US4009173AButyrophenone derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Feb 22, 1977·4 cites·2 claims
- 4264US3951986ANovel 2-propanol derivatives and preparation thereofSUMITOMO CHEMICAL CO·Filed 1973·Granted Apr 20, 1976·5 cites·11 claims
- 4363US4260774A5-Carbamoyl imidazolesSUMITOMO CHEMICAL CO·Filed 1979·Granted Apr 7, 1981·4 cites·15 claims
- 4462US2010221514A9Automotive inner ceiling material and molding method thereofYAMAMOTO HISAO·Filed 2007·Application pending·0 cites
- 4561US6811469B2Grinding wheel for polishing and polishing method employing itASAHI GLASS CO LTD·Filed 2002·Granted Nov 2, 2004·8 cites·17 claims
- 4658US4505956ALubricant for treating synthetic fibersTAKEMOTO OIL & FAT CO LTD·Filed 1982·Granted Mar 19, 1985·13 cites·4 claims
- 4758US4110376ACyclopropylmethylamine derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Aug 29, 1978·3 cites·5 claims
- 4856US4029798AAnalgetic compositionSUMITOMO CHEMICAL CO·Filed 1975·Granted Jun 14, 1977·10 cites·28 claims
- 4956US2011084425A1Automotive inner ceiling material and molding method thereofUNITIKA FIBERS INC·Filed 2010·Application pending·0 cites
- 5055US6461426B2Method of supplying silicon raw material, method of producing silicon single crystal, and poly-siliconSUMITOMO METAL IND·Filed 2000·Granted Oct 8, 2002·4 cites·1 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →