Inventor
PETREK JAMES S
US41 patents
⚠️ This page may combine multiple inventors who share the name “PETREK JAMES S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RAININ INSTR CO INC
18 patentsUS6286678B1Sep 11, 2001
Refill pack for pipette tip racks and improved pipette tip support plate for use in such packs and racks
RAININ INSTR CO INC136 citations98
US6197259B1Mar 6, 2001
Easy eject pipette tip
RAININ INSTR CO INC101 citations98
US6168761B1Jan 2, 2001
Pipette with improved pipette tip and mounting shaft
RAININ INSTR CO INC89 citations98
US5392914AFeb 28, 1995
Refill pack for pipette tip racks
RAININ INSTR CO INC153 citations98
US6299841B1Oct 9, 2001
Bilaterally symmetrical battery powered microprocessor controlled lightweight hand-holdable electronic pipette
RAININ INSTR CO INC58 citations96
USD448853SOct 2, 2001
Pipette tip
RAININ INSTR CO INC29 citations96
US6248295B1Jun 19, 2001
Pipette with improved pipette tip and mounting shaft combination
RAININ INSTR CO INC68 citations96
USD439986SApr 3, 2001
Pipette tip
RAININ INSTR CO INC31 citations96
US6171553B1Jan 9, 2001
Pipette with improved pipette tip and mounting shaft
RAININ INSTR CO INC78 citations96
US6045757AApr 4, 2000
Membrane filter pipette tip
RAININ INSTR CO INC100 citations96
US5441702AAug 15, 1995
Refill pack for pipette tip racks
RAININ INSTR CO INC99 citations95
USD446864SAug 21, 2001
Pipette tip
RAININ INSTR CO INC15 citations93
USD441458SMay 1, 2001
Pipette tip
RAININ INSTR CO INC17 citations93
USD426643SJun 13, 2000
Manual pipette
RAININ INSTR CO INC29 citations93
US5807524ASep 15, 1998
Pipette tip with pipette surface contamination protector
RAININ INSTR CO INC35 citations93
USD438981SMar 13, 2001
Pipette tip
RAININ INSTR CO INC24 citations92
USD426642SJun 13, 2000
Electronic pipette
RAININ INSTR CO INC16 citations84
USD437940SFeb 20, 2001
Pipette tip
RAININ INSTR CO INC13 citations82
RAININ INSTR LLC
16 patentsUS6428750B1Aug 6, 2002
Volume adjustable manual pipette with quick set volume adjustment
RAININ INSTR LLC93 citations98
US6967004B2Nov 22, 2005
Pipette with improved pipette tip and mounting shaft
RAININ INSTR LLC61 citations96
US6745636B2Jun 8, 2004
Pipette with improved pipette tip and mounting shaft
RAININ INSTR LLC44 citations96
US6737023B1May 18, 2004
Pipette with improved pipette tip mounting shaft
RAININ INSTR LLC57 citations96
US6568288B2May 27, 2003
Pipette with improved pipette tip and mounting shaft
RAININ INSTR LLC46 citations96
US7175813B2Feb 13, 2007
Volume adjustable manual pipette with quick set volume adjustment
RAININ INSTR LLC36 citations93
USD461904SAug 20, 2002
Pipette tip
RAININ INSTR LLC42 citations93
US7726212B2Jun 1, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC16 citations90
US9221046B2Dec 29, 2015
Air displacement pipette with enhanced blowout
RAININ INSTR LLC9 citations84
USD468832SJan 14, 2003
Pipette tip
RAININ INSTR LLC13 citations84
US7770475B2Aug 10, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC9 citations81
US6645433B2Nov 11, 2003
Ergonomic return springless manual air displacement pipette
RAININ INSTR LLC11 citations74
USD468440SJan 7, 2003
Pipette tip
RAININ INSTR LLC11 citations74
USD468024SDec 31, 2002
Pipette tip
RAININ INSTR LLC6 citations74
US7819030B2Oct 26, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC5 citations72
US7788986B2Sep 7, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC4 citations71