Safety razor steel blades remain in limited production for lower income markets. Because Gillette held a patent on stainless blades but had not acted on it, the company was accused of exploiting customers by forcing them to buy the rust-prone blade. The risk of injury from handling razor blades was further reduced in 1970 when Wilkinson released its "Bonded Shaving System", which embedded a single blade in a disposable polymer plastic cartridge. A flurry of competing models soon followed with everything from one to six blades, with many cartridge blade razors also having disposable handles. Cartridge blade razors are sometimes considered to
American Safety Razor Company product, the Gem Safety Razor, borrowed heavily from the Star Razor in design but soon outpaces the Star in sales. In 1903 Jerry Reichard leaves Gem Safety Razor Company to form yet another razor and blade producer, along with August Scheuber the company was briefly named 'Reichard & Scheuber Manufacturing Company' before it became 'The Yankee Company'. The Yankee Company made wedge-blade razors under the name Yankee, Mohican & Winner. The Yankee Company, is renamed Ever-Ready in 1905. Gem & Ever-Ready merge in 1906 and is incorporated as the Personna American Safety Razor Company. In 1906, abandoning the wedge-blade design,