DR

Donald J. Richards

NL Normalair-Garrett (Holdings) Limited: 1 patents #21 of 47Top 45%
📍 Yeovil, GB: #28 of 70 inventorsTop 40%
Overall (All Time): #3,715,553 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5628203 Combined cooling and heating process and device for conditioning a room Ulrich Adolph, Stefan Eichholz, George R. Giles 1997-05-13