Inventor · disambiguated record
Pi-Chang Lo
Also filed as: LO PI-CHANG
5 granted patents·3 pending applications·68 citations·filing 1998–2004
79Inventor score
Technology areasA61M
Top patents by PatentIndex Score
8 records- 0157US6582407B1Structural safety design for the prevention of mis-pressing plunger rod into syringeM K MEDITECH CO LTD·Filed 2002·Granted Jun 24, 2003·22 cites·3 claims
- 0254US6872191B2Self-destructive syringeM K MEDITECH CO LTD·Filed 2002·Granted Mar 29, 2005·18 cites·3 claims
- 0347US6497679B2Safety hypodermic syringe having a design for easy positioning of the needle cannula holderM K MEDITECH CO LTD·Filed 2001·Granted Dec 24, 2002·5 cites·8 claims
- 0436US2004034322A1Plunger engagement section for safety hypodermic syringeFiled 2003·Application pending·0 cites
- 0535US2004064107A1Locking design for a needle headFiled 2002·Application pending·0 cites
- 0635US2004006315A1Syringe structureFiled 2002·Application pending·0 cites
- 0734US7189216B2Coupling structure for self-destruction and safety syringeVANTEX BIOTECHNOLOGY CO LTD·Filed 2004·Granted Mar 13, 2007·0 cites·7 claims
- 0825US5993419ASafety syringePI CHANG LO AND HUI LIN TSAO·Filed 1998·Granted Nov 30, 1999·23 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →