Company Filing History:
2 out of 1,246 
2 out of 5,989 
1 out of 8 Years Active: 1984-1990
Title: The Innovative Mind of John Willigman
Introduction
John Willigman is a notable inventor based in Elk Grove Village, IL (US). He has made significant contributions to the field of electromechanical programming, holding a total of 5 patents. His inventions showcase a blend of creativity and technical expertise, aimed at enhancing the functionality of various appliances.
Latest Patents
One of Willigman's latest patents is the Push/push reset programmer. This electromechanical programmer features a user push-push reset action on the shaft of a rotary cam drum, which actuates multiple appliance function switches. The design allows for successive user push movements to alternately latch and release the shaft between two axial positions. In the first position, the shaft closes a line power switch to energize a motorized cam drum and power the program switches. In the second position, the shaft opens the line power switch and enables user rotation of the drum for appliance program interval selection.
Another significant invention is the Electrical programmer. This device includes a first gear that rotates at a uniform rate, driven by a source, which operates to rotate a driven gear and an intermediate member. This mechanism allows for the uniform and intermittent rotation of two cams, which in turn open and close switches based on their respective rotations. The programmer is designed to engage multiple electrical contacts, enhancing its operational capabilities.
Career Highlights
Throughout his career, John Willigman has worked with prominent companies such as The Singer Company and Eaton Corporation. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.
Collaborations
Willigman has collaborated with notable individuals in his field, including Jerome C Klopp and Guy A Wojtanek. These partnerships have likely fostered innovation and creativity in his projects.
Conclusion
John Willigman is a distinguished inventor whose work in electromechanical programming has led to several impactful patents. His contributions continue to influence the industry, showcasing the importance of innovation in technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.