DF

David R. Friswell

ZY Zymark: 6 patents #5 of 25Top 20%
WT Waters Technologies: 4 patents #112 of 422Top 30%
CS Caliper Life Sciences: 1 patents #93 of 143Top 70%
📍 Holliston, MA: #55 of 324 inventorsTop 20%
🗺 Massachusetts: #11,548 of 88,656 inventorsTop 15%
Overall (All Time): #460,708 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
9657852 Flow through isolation valve for high pressure fluids Russell Keene 2017-05-23
8931519 Pin valve assembly Russell Keene, Mark W. Moeller, Charles T. Murphy, Theodore D. Ciolkosz 2015-01-13
8539982 Flow through isolation valve for high pressure fluid Russell Keene 2013-09-24
7955059 Fluid control device for a high pressure analytical instrument Theodore D. Ciolkosz, Peter Kirby, Mark W. Moeller, Russell Keene, Daniel J. McCormick +3 more 2011-06-07
6846680 Liquid handling system with automatically interchangeable cannula array Raymond R. Dunlap, George Grubner, Enrique Bernal 2005-01-25
6068393 Robotic system for processing chemical products Burleigh M. Hutchins, Tye Fowler, Paul Kearsley, Bruce A. Swanson, Eugene T. Tetreault +1 more 2000-05-30
5955373 Environmentally controlled system for processing chemical products Burleigh M. Hutchins, Tye Fowler, Paul Kearsley, Bruce A. Swanson, Eugene T. Tetreault +1 more 1999-09-21
5928952 Scheduled system and method for processing chemical products Burleigh M. Hutchins, Tye Fowler, Paul Kearsley, Bruce A. Swanson, Eugene T. Tetreault +1 more 1999-07-27
5100623 Laboratory evaporation apparatus 1992-03-31
4707452 Laboratory evaporation 1987-11-17
4600473 Control of laboratory evaporation 1986-07-15