Inventor · disambiguated record
Nobutaka Izumichi
Also filed as: IZUMICHI NOBUTAKA
4 granted patents·1 pending application·1 citations·filing 2000–2004
57Inventor score
Top patents by PatentIndex Score
5 records- 0153US6673962B2Granule of parahydroxybenzoic acid or parahydroxybenzoic ester and process for producing the sameUENO SEIYAKU OYO KENKYUJO KK·Filed 2002·Granted Jan 6, 2004·1 cites·11 claims
- 0250US7304182B2Crystalline parahydroxybenzoic acid anhydride and process for preparing the sameUENO SEIYAKU OYO KENKYUJO KK·Filed 2004·Granted Dec 4, 2007·0 cites·10 claims
- 0341US6403827B1Crystal of 2-hydroxynaphthalene-3-carboxylic acid and process for the preparation thereofUENO SEIYAKU OYO KENKYUJO KK·Filed 2000·Granted Jun 11, 2002·0 cites·7 claims
- 0438US2005043564A1Process for dehydrating hydrous sodium beta-naphtholateUENO SEIYAKU OYO KENKYUJO KK·Filed 2004·Application pending·0 cites
- 0535US6562998B1Granules of 2-hydroxynaphthalene-3-carboxylic acid and method for preparing the sameUENO SEIYAKO OYO KENKYUJO KK·Filed 2000·Granted May 13, 2003·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →