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Inventors
The Patent Record, Person by Person
Three Walkerton-resident inventors stand in the patent record reached, each with his numbers and dates, and the record is printed man by man.
Polygon's Composites, as an Invention Record
The Businesses leg carries Polygon as a company; this article carries it as an invention, and the invention is filament-wound and braided composite bearing stock — the replacement of metal and oil with fiber and fluoropolymer…
A Claim That Fails: Lester Wire Was Not a Walkerton Man
The claim, as it circulates: a web aggregator's traffic-light page states that "Lester Wire was born on September 17th 1885 in Walkerton Indiana" and credits him, on that nativity, with the invention of the traffic light — a…
Black Inventors: A Searched Negative, with Its Method Stated
The method first, because here the method is the finding's limit: this item directs a by-name search — the patent record searched for the town's Black residents of the patent era, the names to come from the banked population…
Women Inventors, Searched in Their Own Right
The search is the result, and it prints whole. Three records were searched for a Walkerton woman inventor, in her own name and right. First, the patent record: inventor-residence searches of the patent indexes for Walkerton…
The Patent City in Aggregate: A Floor, Not a Count
No aggregate count for Walkerton is printed, because none was obtained, and the reason prints with the method so the gap is a record and not a shrug. The method specified for this item is a PatentsView inventor-city query for…
The Present Research City: Two Seats
The closing state of the invention city, as of November 2026, is two research seats, and they are unlike each other in kind. The first is a foundation: the Isaac David Porogi Foundation Inc. Searched by name in ProPublica's…