This inventor holds 4 USPTO granted patents. Top assignees: Custom Building Products, Inc., Other. Active years: 1985-2008.
Location History:
- Ontario, CA (US) (1985)
- Dillon, MT (US) (1994)
- Riverside, CA (US) (2007 - 2008)
Company Filing History:
2 out of 15 
2 out of 834,411 Years Active: 1985-2008
Title: The Innovative Contributions of Norman L. Hill
Introduction
Norman L. Hill is a notable inventor based in Dillon, Montana, recognized for his contributions to the field of construction tools. With a total of 4 patents to his name, Hill has made significant advancements in the design and functionality of trowels used in tile installation.
Latest Patents
One of Hill's latest inventions is the combination wedge and notch trowel with a reversible grip handle. This innovative tool features an integrated wedge, allowing users to apply cement or adhesive to a substrate surface effectively. The ergonomically contoured reversible handle enables the user to operate the notch trowel in both forward and backward positions using the same hand. The blade portion is designed with a unique notch pattern that includes conically shaped trapezoidal notches and large parabolic notches. Additionally, the integrated wedge allows for the easy prying up and removal of tiles.
Career Highlights
Throughout his career, Norman L. Hill has worked with various companies, including Custom Building Products, Inc. His experience in the industry has contributed to his understanding of the needs and challenges faced by professionals in tile installation.
Collaborations
Hill has collaborated with notable individuals such as Jon B. Miller and Mark A. Longfellow, further enhancing his innovative approach to tool design.
Conclusion
Norman L. Hill's inventive spirit and practical solutions have made a lasting impact on the construction industry. His work continues to inspire future innovations in tool design and functionality.