"We jumped on the scene to add flexibility to a electronic drum market that was built to appeal to the masses. We offer top quality components that are 100% handed tested."https://www.prism-products.us/home
According to Helfire patent was the system used with a Mesh, not the mesh themself.
Quote from: ChrisK on April 10, 2017, 12:50:42 PMAccording to Helfire patent was the system used with a Mesh, not the mesh themself.Roland threatened/filed a law suit a couple years ago against Billy Blast for selling Ballistech II mesh heads (which originally were for acoustic drums..then eventually e-drummers started using them..)..Billy Blast never sold E-drum systems ..Sales were discontinued..now 3 Ply mesh heads are now patented/distributed by Billy Blast. "ZL" shows Asian/China issued patent. when registration process is completed in Western nations it will probably then show CN.