Other GRPS patents.
GRPS has rights to 3 patents that I know of, and at least one patent pending.
The patents:
5690378 Reference by 33 other patents
D344473 Reference by 16 other patents
D354023 Reference by 5 other patents
You can drop anyone into Google and have a look at the designs.
The one patent pending that I know is the Monolithic PV Roof that GRPS has advertised. The CEO stated that they applied for an international patent, as well, last Novemeber.
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