JD

James Joseph Drew

Overall (All Time): #995,449 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9828760 Formwork for use in the construction of arched structures and method of constructing arched structures 2017-11-28
9481993 Formwork for use in the construction of arched structures and a method of constructing arched structures 2016-11-01
8898990 Modular building blocks with interlocking reinforcement rods 2014-12-02
8667760 Modular building blocks with interlocking reinforcement rods 2014-03-11
6931797 Arched structures and method for the construction of same 2005-08-23