Inventor · disambiguated record
Shifeng Wei
Also filed as: WEI SHIFENG · WEI SHIFENG BILL
2 granted patents·1 pending application·202 citations·filing 1998–2002
62Inventor score
Technology areasA61K
Files withORTHO MCNEIL PHARM INC2
Top patents by PatentIndex Score
3 records- 0189US6372246B1Polyethylene glycol coating for electrostatic dry deposition of pharmaceuticalsORTHO MCNEIL PHARM INC·Filed 1998·Granted Apr 16, 2002·202 cites·8 claims
- 0245US2002102308A1Polyethylene glycol coating for electrostatic dry deposition of pharmaceuticalsFiled 2002·Application pending·0 cites
- 0341US6506742B2Soluble contraceptive liquid formulationORTHO MCNEIL PHARM INC·Filed 2000·Granted Jan 14, 2003·0 cites·3 claims
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