Inventor
RINGER RICHARD M
US8 patents
⚠️ This page may combine multiple inventors who share the name “RINGER RICHARD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ARMSTRONG WORLD IND INC
6 patentsUS4747901AMay 31, 1988
Process for making a stress-free embossed and ornament surface covering
ARMSTRONG WORLD IND INC34 citations91
US5635266AJun 3, 1997
Patterned heat welding rod for seaming resilient flooring
ARMSTRONG WORLD IND INC36 citations90
US4791015ADec 13, 1988
Ornamented tile surface covering
ARMSTRONG WORLD IND INC19 citations72
US4462853AJul 31, 1984
Transfer printing floor tile
ARMSTRONG WORLD IND INC11 citations72
US4604312AAug 5, 1986
Stress-free, embossed, ornamented tile surface covering and process for making the same
ARMSTRONG WORLD IND INC16 citations70
USRE36458EDec 21, 1999
Patterned heat welding rod for seaming resilient flooring
ARMSTRONG WORLD IND INC5 citations60