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 |
| 6378180 | Method and apparatus for spinning and crimping a multifilament yarn The invention relates to a method and an apparatus for spinning and crimping a multifilament yarn, and wherein a thermoplastic melt is extruded through a spinneret to form a filament bundle. The filament bundle is divided into a plurality of bundle compon... | 04/30/2002 |
| 6119320 | Method and apparatus for producing a multicolored yarn from differently colored part-threads of endless filament In the production of multicolored yarn from differently colored filament bundles, the individual bundles may be texturized collectively. Then they are separated again into crimped part-threads 11.3 through 11.5 and are compacted individually in after-comp... | 09/19/2000 |
| 6094790 | Method and apparatus for producing a multicolored yarn from differently colored part-threads of endless filament In the production of multicolored yarn from differently colored filament bundles, the individual bundles may be texturized collectively. Then they are separated again into crimped part-threads 11.3 through 11.5 and are compacted individually in after-comp... | 08/01/2000 |
| 4429002 | Bulky non-woven fabric of polybutylene terephthalate continuous filaments Non-woven fabric comprising polybutylene terephthalate continuous filaments having a three-dimensional crimp of unfixed shape provides remarkable resiliency, flexibility, and strength. A method of manufacturing such non-woven fabric forms a blended yarn o... | 01/31/1984 |
