Celebrity Inventors
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 |
| 6273810 | Inflatable air cell having combined pneumatically adjusted occupant support and thermal conditioning An air cell support system for vehicle seat and mattress applications includes an air cell constructed from facing sheets of flexible material that are sealed along their marginal edges. One of the sheets is impermeable and the other of the sheets is perf... | 08/14/2001 |
