Location History:
- Milwaukee, WI (US) (1979 - 1981)
- Pewaukee, WI (US) (1981)
- Waukesha, WI (US) (1981 - 1993)
Company Filing History:
7 out of 90 
6 out of 51,886 
1 out of 326 
Years Active: 1979-1993
Title: The Innovative Contributions of Dennis J. Cotic
Introduction
Dennis J. Cotic, an inventive mind based in Waukesha, Wisconsin, has made significant contributions to the field of railway maintenance with a remarkable portfolio of 14 patents. His inventions are focused on improving efficiency and safety in railway operations, particularly in spike handling and installation.
Latest Patents
Among his latest contributions, the "Hairpin Spike Pulling Tool and Machine Therefor" stands out. This innovative machine is designed for the efficient removal of hairpin spikes from railroad ties. It features a specialized framework that includes pulling tools positioned on either side of the rail, equipped with hooks that are cleverly designed to pivot and engage with the spikes, facilitating a smooth removal process.
Another noteworthy invention is the "Spike Driving Machine Having Pushing and Percussive Spike Driving." This machine includes a versatile spike driving assembly that can either push spikes into the ties with consistent pressure or drive them percussively, giving operators the flexibility to choose the most effective method for spike installation.
Career Highlights
Dennis J. Cotic has accumulated invaluable experience working with reputable companies such as Oak Industries, Inc. and the General Electric Company. His work in these organizations not only honed his engineering skills but also paved the way for his innovative breakthroughs in railway equipment.
Collaborations
Throughout his career, Cotic has collaborated with notable coworkers, including John L. Thorson and Jack K. Hosking. These partnerships have likely contributed to his success, allowing for the exchange of ideas and expertise in developing state-of-the-art railway solutions.
Conclusion
Dennis J. Cotic's patents illustrate a profound commitment to innovation in the railway industry. His latest inventions showcase his dedication to improving operational efficiency and safety. As he continues to develop new technologies, Cotic remains an influential figure in the realm of railway maintenance and engineering.
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.