ER

Eric Rirsch

BA Bellandtechnology Ag: 2 patents #12 of 36Top 35%
RL Redland Roof Tile Limited: 2 patents #2 of 20Top 10%
Overall (All Time): #988,922 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10145100 Damp proof course article Hudson Lambert, Jonathan Kirby 2018-12-04
5108679 Process for the production of concrete building products Jeremy Wingfield 1992-04-28
5106557 Process for the production of concrete building products Jeremy Wingfield 1992-04-21
4880467 Cementitious dough or paste comprising at least one hydraulic element and at least one polymer latex Howard A. Barker 1989-11-14
4778529 Cementitious compositions comprising a water soluble polymer and a cross-linking agent therefor Howard A. Barker, John Maxfield 1988-10-18