Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7374943 | Haemoglobin assay The invention provides a kit for a glycated haemoglobin assay, said kit comprising: a porous membrane capable of retaining precipitated haemoglobin; a first reagent comprising zinc ions in aqueous basic solution or comprising a water soluble zinc compound; a second ... | 05/20/2008 |