Step 1: Concept Identification: The inquiry seeks to identify a renowned designer credited with fabricating resilient trousers from robust canvas, a material initially repurposed from applications such as tents. Although "cargo pants" represent a contemporary designation for a particular style, the essence of the question pertains to the genesis of sturdy work trousers.
Step 2: Detailed Analysis:
(1) Levi Strauss: During the California Gold Rush in the 1850s, Bavarian immigrant Levi Strauss perceived a demand for strong, durable work trousers for miners. He utilized heavy duck canvas, a fabric also employed in the construction of tents and wagon covers, to produce the inaugural "waist overalls." These garments served as the direct precursors to modern blue jeans, aligning precisely with the question's description.
(2) Isaac Singer: Renowned as an inventor who substantially improved sewing machine designs and founded the Singer Sewing Machine Company, he was not a clothing designer.
(3) Louis Vuitton: A French fashion designer and entrepreneur, he is celebrated for establishing the luxury brand recognized for its luggage and leather goods.
(4) Coco Chanel: This pioneering French fashion designer is acclaimed for revolutionizing women's apparel with iconic pieces such as the "little black dress" and the Chanel suit.
Step 3: Conclusion: Levi Strauss is historically recognized for the creation of durable work pants by repurposing canvas intended for tents and wagon covers.