Inventor · disambiguated record
Kentaro Otawara
Also filed as: OTAWARA KENTARO
3 granted patents·1 pending application·18 citations·filing 2001–2016
64Inventor score
Top patents by PatentIndex Score
4 records- 0188US7781600B2Process for purifying hydroxycarboxylic acid, process for producing cyclic ester, and process for producing polyhydroxycarboxylic acidKUREHA CORP·Filed 2005·Granted Aug 24, 2010·15 cites·13 claims
- 0269US9365536B2Method for producing glycolide, which is provided with rectification step by means of gas-liquid countercurrent contact, and method for purifying crude glycolideKUREHA CORP·Filed 2013·Granted Jun 14, 2016·1 cites·12 claims
- 0349US2016236112A1Method for producing glycolide, which is provided with rectification step by means of gas-liquid countercurrent contact, and method for purifying crude glycolideKUREHA CORP·Filed 2016·Application pending·0 cites
- 0447US6693204B2Method for purification of cyclic esterKUREHA CHEMICAL IND CO LTD·Filed 2001·Granted Feb 17, 2004·2 cites·12 claims
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