BL

Benjamin Y. H. Liu

RC Regents Of The University Of Ca: 2 patents #1 of 4Top 25%
UM University of Minnesota: 2 patents #1 of 10Top 10%
📍 North Oaks, MN: #2 of 8 inventorsTop 25%
🗺 Minnesota: #8 of 1,035 inventorsTop 1%
Overall (1982): #2,500 of 81,411Top 4%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4355504 Apparatus for reducing particles discharged by combustion means David B. Kittelson, Daniel F. Dolan, David Y. H. Pui 1982-10-26
4338784 Method of recycling collected exhaust particles David B. Kittelson, Daniel F. Dolan, David Y. H. Pui 1982-07-13
4321822 Impactor apparatus Virgil A. Marple 1982-03-30
4316360 Apparatus for recycling collected exhaust particles David B. Kittelson, Daniel F. Dolan, David Y. H. Pui 1982-02-23