Inventor
CLARK LLOYD DOUGLAS
US16 patents
⚠️ This page may combine multiple inventors who share the name “CLARK LLOYD DOUGLAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CLARK LLOYD DOUGLAS
9 patentsUS8212915B1Jul 3, 2012
Externally actuable photo-eyepiece relay lens system for focus and photomontage in a wide-field imaging system
CLARK LLOYD DOUGLAS23 citations89
US8800439B2Aug 12, 2014
Continuously updatable rotary pad printing apparatus and method
CLARK LLOYD DOUGLAS7 citations83
US7644657B1Jan 12, 2010
Deformable pad for pad printing
CLARK LLOYD DOUGLAS15 citations83
US7644660B1Jan 12, 2010
Simultaneous, multi-layer pad printing transfer apparatus and method for flat and bulging pads
CLARK LLOYD DOUGLAS11 citations83
US9453995B2Sep 27, 2016
Electronically variable illumination filter for microscopy
CLARK LLOYD DOUGLAS5 citations72
US7866260B1Jan 11, 2011
Deformable pads for rotary pad printing, apparatus and method
CLARK LLOYD DOUGLAS6 citations62
US7767071B1Aug 3, 2010
Dielectric and conductive imaging applied to gel electrophoresis
CLARK LLOYD DOUGLAS2 citations61
US7595909B2Sep 29, 2009
Web heat transfer press with air bearing
CLARK LLOYD DOUGLAS2 citations61
US8356552B2Jan 22, 2013
Surface tracking rotary pad printing apparatus and method
CLARK LLOYD DOUGLAS1 citations51
(unassigned)
7 patentsUS6840167B2Jan 11, 2005
Multi-color pad printing apparatus and method
44 citations92
US6265883B1Jul 24, 2001
Apparatus and method for combining measurement of electrical properties and depth of a fluid
21 citations91
US6075450AJun 13, 2000
Audible warning device with restrainable, shock-activated cocked mechanism
13 citations72
US6028614AFeb 22, 2000
Cleaning and lapping apparatus and method for electrographic printers
10 citations72
US5993053ANov 30, 1999
Apparatus and method for convective stirring of finely-divided particles in liquid toner
10 citations72
US6357382B1Mar 19, 2002
Audible warning device with restrainable, tilt-activated mechanism
6 citations61
US5899604AMay 4, 1999
Extending the dynamic range of single-bit, electrographic printers through multi-pass printing
6 citations61