Inventor · disambiguated record
Hideki Sugi
Also filed as: SUGI HIDEKI
11 granted patents·1 pending application·199 citations·filing 1977–2011
91Inventor score
Top patents by PatentIndex Score
12 records- 0185US4530916ACatalyst for use in a methacrylic acid processNIPPON KAYAKU KK·Filed 1983·Granted Jul 23, 1985·17 cites·3 claims
- 0285US4467113AProcess for producing methacrylic acidNIPPON KAYAKU KK·Filed 1979·Granted Aug 21, 1984·15 cites·5 claims
- 0382US5959143ACatalysts and process for the preparation thereofNIPPON KAYAKU KK·Filed 1996·Granted Sep 28, 1999·70 cites·6 claims
- 0476US6762148B2Catalyst process of makingNIPPON KAYAKU KK·Filed 2002·Granted Jul 13, 2004·25 cites·19 claims
- 0572US4273676AProcess for producing methacrylic acid and a catalystNIPPON KAYAKU KK·Filed 1978·Granted Jun 16, 1981·17 cites·3 claims
- 0669US5716895AProcess for regeneration of catalystsNIPPON KAYAKU KK·Filed 1997·Granted Feb 10, 1998·30 cites·4 claims
- 0767US7825061B2Catalyst for producing methacrylic acid and preparation method thereofNIPPON KAYAKU KK·Filed 2004·Granted Nov 2, 2010·8 cites·10 claims
- 0861US6812188B2Catalyst for methacrylic acid production, coated catalyst, and process for producing the sameNIPPON KAYAKU KK·Filed 2001·Granted Nov 2, 2004·5 cites·11 claims
- 0948US4745217AProcess for producing methacrylic acidNIPPON KAYAKU KK·Filed 1983·Granted May 17, 1988·7 cites·5 claims
- 1048US2011137078A1Catalyst And Method For Producing Unsaturated Aldehyde And Unsaturated Carboxylic AcidNIPPON KAYAKU KK·Filed 2009·Application pending·0 cites
- 1145US8586785B2Process for producing catalyst for methacrylic acid production and process for producing methacrylic acidSUDO ATSUSHI·Filed 2011·Granted Nov 19, 2013·0 cites·7 claims
- 1241US4172051ACatalyst for producing methacrylic acidNIPPON KAYAKU KK·Filed 1977·Granted Oct 23, 1979·5 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →