Inventor · disambiguated record
Yoichi Umehara
Also filed as: UMEHARA YOICHI
8 granted patents·2 pending applications·41 citations·filing 1999–2017
79Inventor score
Top patents by PatentIndex Score
10 records- 0185US9662646B2Aldehyde adsorbent, method for removing aldehyde, method for producing acetic acid, and method for regenerating aldehyde adsorbentCHIYODA CORP·Filed 2014·Granted May 30, 2017·4 cites·8 claims
- 0270US6616905B1Desulfurization of exhaust gases using activated carbon catalystCHIYODA CHEM ENG CONSTRUCT CO·Filed 1999·Granted Sep 9, 2003·36 cites·14 claims
- 0367US7985878B2Method for removing iodide compound from organic acidCHIYODA CORP·Filed 2007·Granted Jul 26, 2011·1 cites·3 claims
- 0456US9638684B2Method of evaluating a crosslinked vinylpyridine resinCHIYODA CORP·Filed 2014·Granted May 2, 2017·0 cites·4 claims
- 0551US2014316071A1Method of accelerating methanol carbonylationCHIYODA CORP·Filed 2014·Application pending·0 cites
- 0650US11065607B2Vinylpyridine resin for catalyst supports, production method therefor, and catalyst for methanol carbonylation reactionCHIYODA CORP·Filed 2017·Granted Jul 20, 2021·0 cites·7 claims
- 0749US2016257578A1Resin-made porous particles and water treatment process using sameCHIYODA CORP·Filed 2014·Application pending·0 cites
- 0848US9440902B2Method for producing carbonyl compoundCHIYODA CORP·Filed 2014·Granted Sep 13, 2016·0 cites·9 claims
- 0944US9926397B2Vinylpyridine resin for catalyst carriers and method of manufacturing the sameYOU ZHIXIONG·Filed 2012·Granted Mar 27, 2018·0 cites·2 claims
- 1043US8802893B2Method of accelerating methanol carbonylationYOU ZHIXIONG·Filed 2011·Granted Aug 12, 2014·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →