Inventor · Arlington, MA, US

Daniel Perlman

109Patents
24h-index
21Co-inventors
90Inventor score

Filing activity: Dec 16, 1982 → Mar 26, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5060823A Sterile transfer system Performing Operations; Transporting 141 Expired
US4801529A Methods for isolating mutant microoganisms using microcapsules coated with indicator material Chemistry; Metallurgy 110 Expired
US4526752A Oxygen indicator for packaging Emerging Cross-Sectional Technologies 97 Expired
US5225165A Microcentrifuge tube with upwardly projecting lid extension Emerging Cross-Sectional Technologies 87 Expired
US4859423A Plastic pipette canister Performing Operations; Transporting 71 Expired
US4883644A Microtube vortexer adapter and method of its use Performing Operations; Transporting 65 Expired
US7575768B2 Dietary supplements and prepared foods containing triglyceride-recrystallized non-esterified phytosterols Human Necessities 58 Active
US5843497A Increasing the HDL level and the HDL/LDL ratio in human serum by balancing saturated and polyunsaturated dietary fatty acids Human Necessities 53 Expired
US5462881A Temporary liquid storage cavities in a centrifuge tube Emerging Cross-Sectional Technologies 49 Expired
USD431225S Pick-up truck cap General 48 Expired
US6033736A Aqueous wax emulsion as paint primer and paint repair adhesive Chemistry; Metallurgy 37 Expired
US5858770A Cell culture plate with oxygen and carbon dioxide-permeable waterproof sealing membrane Chemistry; Metallurgy 37 Expired
US5578334A Increasing the HDL level and the HDL/LDL ratio in human serum with fat blends Human Necessities 36 Expired
US5950832A Elastomeric sheet and support member for storing specimen vials Performing Operations; Transporting 35 Expired
US8114461B2 Balanced sn-2 myristate-containing edible oil Human Necessities 35 Active
US5874117A Blends of palm fat and corn oil provide oxidation-resistant shortenings for baking and frying Human Necessities 30 Expired
US4908215A Hypochlorite compositions containing thiosulfate and use thereof Chemistry; Metallurgy 27 Expired
US4851702A Radiation shield Physics 26 Expired
US6503545B1 Hyper-absorption of vitamin E combined with milk protein Human Necessities 26 Expired
US5382408A Microcentrifuge tube with upwardly projecting lid extension Emerging Cross-Sectional Technologies 26 Expired
US5836618A Stretchable thermoplastic labels for cryogenic storage containers Physics 25 Expired
US4754674A Sheet cutting and dispensing device Emerging Cross-Sectional Technologies 25 Expired
US5514407A Modified fat blends Emerging Cross-Sectional Technologies 24 Expired
US5149408A Capillary blotting pad for molecular transfer to membranes Performing Operations; Transporting 24 Expired
US4998006A Electric heating elements free of electromagnetic fields Emerging Cross-Sectional Technologies 24 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.