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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 5283126 | Utilization of flexible coating on steel to impart superior scratch and chip resistance Electro-deposition-coated steel is top coated with a flexible coating formed of a polyester having --OH functionality, a polyacrylate having --OH functionality and melamine-formaldehyde resin to provide substantially a stoichiometric amount of reactive si... | 02/01/1994 |
| 4624983 | Liquid colorant/additive concentrate for plastics A polyolefin compatable liquid colorant/additive concentrate for molding plastics. The colorants and additives are conventional pigments and additives. The vehicle contains (A) a low molecular weight addition polymer, such as a polybutene, a polystyrene, ... | 11/25/1986 |
| 4571416 | Liquid colorant/additive concentrate for plastics A polyolefin compatable liquid colorant/additive concentrate for molding plastics. The colorants and additives are conventional pigments and additives. The vehicle contains (A) a low molecular weight addition polymer, such as a polybutene, a polystyrene, ... | 02/18/1986 |
