Inventor

GUPTILL DORIAN C

US2 patents

⚠️ This page may combine multiple inventors who share the name “GUPTILL DORIAN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

QUESTEL ROGER

1 patent

US8323749B2Dec 4, 2012

Method for applying and curing by UV radiation a sealant system onto natural stone tiles to provide permanent sealing, protection, abrasion resistance, stain and mold resistance

QUESTEL ROGER5 citations56

QUESTECH CORP

1 patent

US8999507B2Apr 7, 2015

Method for applying and curing by UV radiation a sealant system onto natural stone tiles to provide permanent sealing, protection, abrasion resistance, stain and mold resistance, and natural stone tiles produced by the method

QUESTECH CORP0 citations45