Assignee
ANAN KASEI CO LTD
US·4 granted patents·120 citations·filing 1997–2007
Top patents by PatentIndex Score
4 records- 0187US6171572B1Method for preparing a zirconium-cerium composite oxideANAN KASEI CO LTD·Filed 1997·Granted Jan 9, 2001·104 cites·4 claims
- 0284US7361322B2Ceric oxide and method for production thereof, and catalyst for exhaust gas clarificationANAN KASEI CO LTD·Filed 2007·Granted Apr 22, 2008·16 cites·9 claims
- 0339US7119041B2Cerium based composite oxide, sintered product thereof and method for preparation thereofANAN KASEI CO LTD·Filed 2002·Granted Oct 10, 2006·0 cites·8 claims
- 0418US6294097B1Method for treating waste water containing nitrate ionsANAN KASEI CO LTD·Filed 1998·Granted Sep 25, 2001·0 cites·5 claims
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