Company Filing History:
Years Active: 1992-2024
Title: The Innovative Mind of Mark A. Shumaker
Introduction
Mark A. Shumaker is a notable inventor based in Indianapolis, IN, with a focus on innovative locking mechanisms. He holds three patents that showcase his expertise in creating advanced door lock systems. His inventions are designed to enhance security and user experience.
Latest Patents
One of Shumaker's latest patents is a door lock capable of showing its locking or unlocking state. This innovative door lock features a latch driving device with a thumb turn that can switch between locking and unlocking positions. The thumb turn includes an actuator that controls a switch, which indicates the lock's status through a lighting element. When locked, the switch is conductive, illuminating the lock, while in the unlocking position, the switch is non-conductive, and the light is off. This design allows users to easily identify the lock's status visually.
Another significant patent is a door lock that has a lighted display when in the locked position. This locking mechanism includes a latch that engages with a latch receiver and a controllable lock member that can be moved between locked and unlocked positions. The system also features a signal generator that produces a human-detectable signal when in an emergency position, ensuring safety and accessibility.
Career Highlights
Throughout his career, Mark A. Shumaker has worked with reputable companies such as Oak Security Group LLC and Best Lock Corporation. His experience in these organizations has contributed to his development as an inventor and has allowed him to refine his skills in creating innovative security solutions.
Collaborations
Shumaker has collaborated with talented individuals in the field, including Roger Keith Russell and Chung-Liang A. Lin. These partnerships have likely influenced his work and contributed to the success of his inventions.
Conclusion
Mark A. Shumaker is a distinguished inventor whose contributions to the field of locking mechanisms have made a significant impact. His innovative designs not only enhance security but also improve user interaction with door locks. His work continues to inspire advancements in the industry.