works · updated 2026-08-01

US Patent 5,513,696

volatility: cold

1995/1996 corrugated-roof passive temperature regulating patent mating blow-molded water containers to roll-formed metal roofing, later refined into the 2001 Cool Cell patent.

1995/1996 corrugated-roof passive temperature regulating patent mating blow-molded water containers to roll-formed metal roofing, later refined into the 2001 Cool Cell patent.