WELLS JOHN R has a total of 15 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United States, Japan and Canada. Its main competitors in its focus markets machines, measurement and chemical engineering are ROCHAT JEAN-DENIS, Scinogy Products Pty Ltd and INT EQUIPMENT CO.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Japan | 3 | |
#3 | Canada | 2 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Measurement | |
#3 | Chemical engineering | |
#4 | Medical technology | |
#5 | Packaging and shipping | |
#6 | Transport |
# | Technology | |
---|---|---|
#1 | Centrifuges | |
#2 | Chemical or physical laboratory devices | |
#3 | Analysing materials | |
#4 | Vehicle parts | |
#5 | Syringes | |
#6 | Measuring volume | |
#7 | Transferring liquids | |
#8 | Unspecified technologies | |
#9 | Separation |
# | Name | Total Patents |
---|---|---|
#1 | Wells John R | 15 |
#2 | Gann Steven M | 5 |
#3 | Uren Jr Jack R | 1 |
Publication | Filing date | Title |
---|---|---|
US5707331A | Automatic multiple-decanting centrifuge | |
US5264042A | Method for washing magnetic particles in a vessel with a bottom pull | |
US5178602A | Automatic decanting centrifuge | |
US5282982A | Blood washing method | |
CA2041963A1 | Device for mixing blood with anticoagulant | |
US5047004A | Automatic decanting centrifuge | |
US5085345A | Hydraulic dispenser | |
US5096093A | Hand held hydraulic dispenser | |
US4443345A | Serum preparator | |
US2746356A | Adjustable rearview mirror | |
US2746355A | Inside adjustable rearview mirror for automobiles |