Inventor
HIMMELWRIGHT RICHARD S
US18 patents
⚠️ This page may combine multiple inventors who share the name “HIMMELWRIGHT RICHARD S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
REXHAM GRAPHICS INC
8 patentsUS5400126AMar 21, 1995
Electrographic element
REXHAM GRAPHICS INC24 citations92
US5370960ADec 6, 1994
Electrographic imaging process
REXHAM GRAPHICS INC35 citations92
US5363179ANov 8, 1994
Electrographic imaging process
REXHAM GRAPHICS INC27 citations92
US5397634AMar 14, 1995
Transferable protective cover layers
REXHAM GRAPHICS INC58 citations91
US5539038AJul 23, 1996
Ink jet ink and process for making same
REXHAM GRAPHICS INC40 citations89
US5475480ADec 12, 1995
Electrographic process
REXHAM GRAPHICS INC12 citations81
US5414502AMay 9, 1995
Electrographic imaging element
REXHAM GRAPHICS INC15 citations81
US5399413AMar 21, 1995
High performance composite and conductive ground plane for electrostatic recording of information
REXHAM GRAPHICS INC5 citations58
REXAM GRAPHICS INC
3 patentsREXAM GRAPHICS LTD
3 patentsUS5488455AJan 30, 1996
Electrographically produced imaged article
REXAM GRAPHICS LTD19 citations91
US5483321AJan 9, 1996
Electrographic element having a combined dielectric/adhesive layer and process for use in making an image
REXAM GRAPHICS LTD27 citations91
US6338892B1Jan 15, 2002
Imageable backlit composite structure
REXAM GRAPHICS LTD10 citations71