This inventor holds 4 USPTO granted patents and 5 published patent applications. Top assignee: Milwaukee Electric Tool Corporation. Active years: 2025-2026.
Company Filing History:
Years Active: 2025-2026
Title: Spencer D. Stingl: Innovator in Rotary Hammer Technology
Introduction
Spencer D. Stingl is a notable inventor based in Wauwatosa, WI (US). He has made significant contributions to the field of power tools, particularly with his innovative designs that enhance functionality and safety. His work is recognized for its practical applications in everyday tools used by professionals and DIY enthusiasts alike.
Latest Patents
Stingl holds a patent for an "Operating mode detection system for rotary hammer." This invention features a rotary hammer that includes a housing and a mode selection dial supported within the housing. The mode selection dial incorporates a cam, and the housing supports a motor that provides a rotational output. A unique aspect of this design is the loss-of-control detection system, which measures the acceleration of the housing and disables the motor if the acceleration exceeds a predetermined threshold. Additionally, the operating mode detection system utilizes a magnet and a Hall-effect sensor to provide an output signal indicative of the magnet's position, allowing for selective disabling of the loss-of-control detection system.
Career Highlights
Stingl is currently employed at Milwaukee Electric Tool Corporation, where he continues to innovate and develop new technologies. His work has contributed to the advancement of power tools, making them safer and more efficient for users. With a patent portfolio that includes 1 patent, he demonstrates a commitment to enhancing tool performance and user safety.
Collaborations
Throughout his career, Stingl has collaborated with talented individuals such as Ian McConeghy and Bryan C. Kendall. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies in the power tool industry.
Conclusion
Spencer D. Stingl is a dedicated inventor whose work in rotary hammer technology exemplifies innovation and safety. His contributions to Milwaukee Electric Tool Corporation and the broader field of power tools highlight the importance of continuous improvement in tool design.