Assignee
DRUG DELIVERY SYSTEM INST LTD
JP·9 granted patents·192 citations·filing 1991–1996
Top patents by PatentIndex Score
9 records- 0187US5688931APolysaccharide derivatives and drug carriersDRUG DELIVERY SYSTEM INST LTD·Filed 1994·Granted Nov 18, 1997·57 cites·16 claims
- 0272US6322996B1Protein modification methodDRUG DELIVERY SYSTEM INST LTD·Filed 1995·Granted Nov 27, 2001·46 cites·10 claims
- 0371US6057431AAmidite derivatives and oligonucleotide derivativesDRUG DELIVERY SYSTEM INST LTD·Filed 1996·Granted May 2, 2000·30 cites·15 claims
- 0463US5580904AFormamido and carboxyamido compounds which can be retained in brainDRUG DELIVERY SYSTEM INST LTD·Filed 1993·Granted Dec 3, 1996·10 cites·6 claims
- 0562US5463022AN-acetylcarboxymethylchitosan derivatives and process for preparation thereofDRUG DELIVERY SYSTEM INST LTD·Filed 1991·Granted Oct 31, 1995·16 cites·11 claims
- 0655US5243035ASialic acid-containing glycolipid derivativesDRUG DELIVERY SYSTEM INST LTD·Filed 1991·Granted Sep 7, 1993·23 cites·17 claims
- 0750US5567690ACarboxymethylmannoglucans and derivatives thereofDRUG DELIVERY SYSTEM INST LTD·Filed 1995·Granted Oct 22, 1996·9 cites·5 claims
- 0832US5863908ACarboxymethylmannoglucans and derivatives thereofDRUG DELIVERY SYSTEM INST LTD·Filed 1996·Granted Jan 26, 1999·1 cites·6 claims
- 0929US5863907ACarboxymethylmannoglucans and derivatives thereofDRUG DELIVERY SYSTEM INST LTD·Filed 1996·Granted Jan 26, 1999·0 cites·6 claims
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