Inventor
HOMBERG WILLIAM D
US21 patents
⚠️ This page may combine multiple inventors who share the name “HOMBERG WILLIAM D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RAININ INSTR CO INC
9 patentsUS5392914AFeb 28, 1995
Refill pack for pipette tip racks
RAININ INSTR CO INC153 citations98
US6007779ADec 28, 1999
Refill pack for pipette tip racks
RAININ INSTR CO INC103 citations96
US5849248ADec 15, 1998
Adjustable volume pipette with improved volume adjustment lock mechanism
RAININ INSTR CO INC58 citations96
US5614153AMar 25, 1997
Pipette tip ejector
RAININ INSTR CO INC80 citations96
US5364596ANov 15, 1994
Manual pipette with plunger velocity governor, home position latch and trigger release
RAININ INSTR CO INC66 citations96
US6254832B1Jul 3, 2001
Battery powered microprocessor controlled hand portable electronic pipette
RAININ INSTR CO INC130 citations95
US5441702AAug 15, 1995
Refill pack for pipette tip racks
RAININ INSTR CO INC99 citations95
US5792424AAug 11, 1998
Manual pipette with delayed-action home position latch
RAININ INSTR CO INC49 citations92
US5700959ADec 23, 1997
Manual pipette with magnet assist
RAININ INSTR CO INC44 citations92
RAININ INSTR LLC
6 patentsUS6428750B1Aug 6, 2002
Volume adjustable manual pipette with quick set volume adjustment
RAININ INSTR LLC93 citations98
US7726212B2Jun 1, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC16 citations90
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
US7819030B2Oct 26, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC5 citations72
US7788986B2Sep 7, 2010
Hybrid manual-electronic pipette
RAININ INSTR LLC4 citations71
RAININ INSTR
2 patentsUS6365110B1Apr 2, 2002
Blowout springless manual air displacement pipette with mechanical assist for aiding in locating and maintaining pipette plunger at a home position
RAININ INSTR36 citations91
US6352673B1Mar 5, 2002
Ergonomic return springless manual air displacement pipette
RAININ INSTR34 citations91