Inventor · disambiguated record
Chieko Nagasawa
Also filed as: NAGASAWA CHIEKO
3 granted patents·27 citations·filing 1995–2004
69Inventor score
Technology areasB01J
Top patents by PatentIndex Score
3 records- 0157US7473800B2Method of manufacturing acetic acidCHIYODA CORP·Filed 2004·Granted Jan 6, 2009·5 cites·21 claims
- 0252US6080373AMethod of contacting catalyst particles with gas and liquidCHIYODA CHEM ENG CONSTRUCT CO·Filed 1997·Granted Jun 27, 2000·14 cites·13 claims
- 0342US5880311AMethod of contacting catalyst particles with gas and liquidCHIYODA CORP·Filed 1995·Granted Mar 9, 1999·8 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →