RH

Richard Houis

Overall (All Time): #2,114,972 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8070194 Mechanism for installing a control turning handle of a door lock and its deinstalling tool — 2011-12-06
7810215 Hygienic, turning control element which is used to actuate a mechanism, such as a door opener — 2010-10-12