Company Filing History:
6 out of 8 
4 out of 273 
4 out of 1,186 
Years Active: 1999-2024
Title: The Innovative Mind of D Clayton Long
Introduction
D Clayton Long is an inventive force hailing from Carlsbad, CA, renowned for his contributions to the world of golf equipment. With a remarkable portfolio of 18 patents to his name, Long has made significant strides in the design and manufacturing processes of golf club heads, showcasing his talent and creativity as an inventor.
Latest Patents
Among his latest inventions are two notable patents focusing on iron-type golf club heads and their manufacturing methods. The first patent outlines a design featuring selectively machined portions, such as a meticulously engineered sole portion and leading edge. This innovative club head is notable for its continuous machining scallop lines, where the scallop height ranges between 10-75% of a finished leading edge radius at a specified midpoint. Additionally, the step-over distance is kept under 150% of this radius, ensuring precision and performance.
The second patent further refines the manufacturing of the iron-type golf club by including a method to create a club head blank that incorporates an external sacrificial region. This approach involves careful machining to produce a finished club head that weighs under 310 grams, significantly enhancing the club's playability and effectiveness on the course.
Career Highlights
Throughout his career, D Clayton Long has contributed his expertise to various reputable companies, including Plus 2 International, Inc. and Cobra Golf Corporation. His experience in these organizations has undoubtedly shaped his innovative approaches to golf equipment design, positioning him as an influential player in the industry.
Collaborations
Long's journey as an inventor has also been marked by collaborations with talented colleagues, including Peter Barker and G Thomas Mase. These partnerships have facilitated the exchange of ideas and knowledge, further fostering innovation in golf equipment and beyond.
Conclusion
D Clayton Long's commitment to advancing golf technology through his numerous patents highlights his prominence as an inventor. With a keen eye for detail and an innovative spirit, he continues to shape the future of golf equipment, leaving an enduring impact on the sport. His legacy of creativity and collaboration will undoubtedly inspire future inventors to push the boundaries of innovation.