Inventor · disambiguated record
Frank Zhishi Xia
Also filed as: XIA FRANK Z · XIA FRANK ZHISHI
9 granted patents·464 citations·filing 1992–2003
91Inventor score
Top patents by PatentIndex Score
9 records- 0192US6551298B1Controlled medicament security enclosure systemFiled 2000·Granted Apr 22, 2003·141 cites·20 claims
- 0290US6793076B1Glass bottle protective enclosureAMPHASTAR PHARMACEUTICALS INC·Filed 2002·Granted Sep 21, 2004·69 cites·22 claims
- 0389US6343717B1Pre-filled disposable pipettesFiled 2000·Granted Feb 5, 2002·97 cites·18 claims
- 0486US6418982B1Process of bulk fillingAMPHASTAR PHARMACEUTICALS INC·Filed 2000·Granted Jul 16, 2002·26 cites·10 claims
- 0583US6827479B1Uniform small particle homogenizer and homogenizing processAMPHASTAR PHARMACEUTICALS INC·Filed 2002·Granted Dec 7, 2004·34 cites·9 claims
- 0676US6457612B1Sealable and manipulable pre-filled disposable pipetteAMPHASTAR PHARMACEUTICALS INC·Filed 2001·Granted Oct 1, 2002·38 cites·22 claims
- 0765US7219816B1Easily sealed and opened pre-filled, disposable pipetteAMPHASTAR PHARMACEUTICALS INC·Filed 2003·Granted May 22, 2007·19 cites·7 claims
- 0863US5205000ADual water-level toilet flushing apparatusXIA FRANK Z·Filed 1992·Granted Apr 27, 1993·21 cites·12 claims
- 0958US6139533AHypodermic needle capping deviceFiled 2000·Granted Oct 31, 2000·19 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →