Inventor · disambiguated record
Masaru Nakao
Also filed as: NAKAO MASARU
19 granted patents·1 pending application·95 citations·filing 1973–2015
93Inventor score
Top patents by PatentIndex Score
20 records- 0189US3936468APhenylbutanol derivativesSUMITOMO CHEMICAL CO·Filed 1973·Granted Feb 3, 1976·19 cites·4 claims
- 0285US4148796Aγ-PiperidinobutyrophenonesSUMITOMO CHEMICAL CO·Filed 1973·Granted Apr 10, 1979·15 cites·15 claims
- 0381US4080328AN-substituted heterocyclic derivatives and preparation thereofSUMITOMO CHEMICAL CO·Filed 1974·Granted Mar 21, 1978·12 cites·2 claims
- 0467US4017624AN-(ω-Amino)alkylaniline derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Apr 12, 1977·5 cites·10 claims
- 0567US4010280APhenoxyalkylamine derivatives and preparation thereofSUMITOMO CHEMICAL CO·Filed 1974·Granted Mar 1, 1977·6 cites·6 claims
- 0664US4009173AButyrophenone derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Feb 22, 1977·4 cites·2 claims
- 0764US3951986ANovel 2-propanol derivatives and preparation thereofSUMITOMO CHEMICAL CO·Filed 1973·Granted Apr 20, 1976·5 cites·11 claims
- 0854US3979390AButyrophenone derivatives and production thereofSUMITOMO CHEMICAL CO·Filed 1973·Granted Sep 7, 1976·14 cites·6 claims
- 0950US4012515AAryl ketones and production thereofSUMITOMO CHEMICAL CO·Filed 1975·Granted Mar 15, 1977·2 cites·6 claims
- 1048US3965106A3-Phenoxypropylamine derivativesSUMITOMO CHEMICAL CO·Filed 1973·Granted Jun 22, 1976·2 cites·6 claims
- 1145US4303663AButyrophenone compoundsSUMITOMO CHEMICAL CO·Filed 1977·Granted Dec 1, 1981·2 cites·4 claims
- 1243US4012514AAryl ketones and production thereofSUMITOMO CHEMICAL CO·Filed 1975·Granted Mar 15, 1977·1 cites·6 claims
- 1341US3933824APiperazinobutyrophenone derivativesSUMITOMO CHEMICAL CO·Filed 1973·Granted Jan 20, 1976·1 cites·2 claims
- 1439US3993780APhenoxyethylamine derivatives having central nervous system depressant and anti-hypertensive activitySUMITOMO CHEMICAL CO·Filed 1974·Granted Nov 23, 1976·5 cites·23 claims
- 1537US4039670AButyrophenone compounds as psychotropicsSUMITOMO CHEMICAL CO·Filed 1975·Granted Aug 2, 1977·1 cites·7 claims
- 1634US4065565AAcylhydrazones and anti-psychotic compositions thereofSUMITOMO CHEMICAL CO·Filed 1975·Granted Dec 27, 1977·1 cites·9 claims
- 1734US4009275APhenoxypropylamine derivativesSUMITOMO CHEMICAL CO·Filed 1975·Granted Feb 22, 1977·0 cites·3 claims
- 1832US3960873A1-Phenylthiopropyl-4-hydroxy-4-phenyl piperidinesSUMITOMO CHEMICAL CO·Filed 1974·Granted Jun 1, 1976·0 cites·3 claims
- 1932US2018312730A1Resin composition for sealing and electronic component deviceSUMITOMO BAKELITE CO·Filed 2015·Application pending·0 cites
- 2031US4001312AAminoalcoholsSUMITOMO CHEMICAL CO·Filed 1974·Granted Jan 4, 1977·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →