Did You Know...
...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4556554 | Immobilized enzymes A cosmetic composition is provided for the removal ofsebum exudate from the skin. The composition comprises immobilzed enzymes in cosmetically acceptable vehicles for topical application. The immobilized enzymes are lipolytic lipases, proteolytic protease... | 12/03/1985 |
| 4466955 | Skin bleaching stick containing hydroquinone This invention relates to skin bleaching compositions for localized application based on hydroquinone in anhydrous cosmetic formulations.... | 08/21/1984 |
| 4216201 | Cosmetic emulsion compositions having skin moisturizing properties A cosmetic emulsion base for stable, appealing cosmetic creams and lotions having excellent skin moisturizing properties is provided in the form of a water in oil (W/O) emulsion wherein 60 to 80% by weight of water is dispersed and stabilized in an extern... | 08/05/1980 |
| 4132306 | Make-up container construction An improved make-up container construction to allow for more efficient and economical utilization of the most expensive parts of a compact or lipstick case. There are provided a significant quantity of make-up inserts at the point of display. When the des... | 01/02/1979 |
