Inventor
LEHTINEN THOMAS A
US6 patents
⚠️ This page may combine multiple inventors who share the name “LEHTINEN THOMAS A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MASONITE CORP
4 patentsUS6030562AFeb 29, 2000
Method of making cellulosic composite articles
MASONITE CORP59 citations93
US5432247AJul 11, 1995
Non-leachable fire retardant comprising an alkaline condensation product of a fusible phenolic resin and a dialkyl-N,N-bis(hydroxyalkyl)aminoalkyl phosphonate
MASONITE CORP1 citations57
US5281486AJan 25, 1994
Roofing material containing non-leachable fire retardant comprising an alkaline condensation product of a fusible phenolic resin and a dialkyl-n,n-bis(hydroxyalkyl) aminoalkyl phosphonate
MASONITE CORP2 citations57
US5143989ASep 1, 1992
Non-leachable fire retardant
MASONITE CORP2 citations57