Assignee
VENTREE CO LTD
KR·4 granted patents·16 citations·filing 1998–2000
Top patents by PatentIndex Score
4 records- 0166US6774145B1Material separated from Ecklonia cava, method for extracting and purifying the same, and use thereof as antioxidantsVENTREE CO LTD·Filed 2000·Granted Aug 10, 2004·3 cites·8 claims
- 0258US6384085B1Material separated from Ecklonia cava, method for extracting and purifying the same, and use thereof as antioxidantsVENTREE CO LTD·Filed 2000·Granted May 7, 2002·2 cites·4 claims
- 0354US6176906B1Quaternary ammonium salt for photo-curable antifogging composition, method for preparing the same, and photo-curable antifogging compositionVENTREE CO LTD·Filed 2000·Granted Jan 23, 2001·4 cites·23 claims
- 0442US6096925AQuaternary ammonium salt for photo-curable antifogging composition, method for preparing the same, and photo-curable antifogging compositionVENTREE CO LTD·Filed 1998·Granted Aug 1, 2000·7 cites·15 claims
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