This inventor holds 60 USPTO granted patents and 6 published patent applications and 1 EPO patent, primarily in Golf Club Innovations (CPC class A63B). Top assignees: Karsten Manufacturing Corporation, Other. Active years: 2000-2025.
Inventors with similar research interests:
Location History:
- Ayer, MA (US) (2000)
- Mountlake Terrace, WA (US) (2009)
- Edmonds, WA (US) (2018)
- Clearwater, FL (US) (2019)
- Phoenix, AZ (US) (2005 - 2022)
- Peoria, AS (US) (2022)
- Peoria, AZ (US) (2001 - 2024)
Company Filing History:
56 out of 1,979 
2 out of 834,307 Years Active: 2000-2025
Areas of Expertise:
Title: The Innovative Mind of David L. Petersen
Introduction: David L. Petersen, based in Peoria, AZ, is a prolific inventor with a remarkable portfolio of 55 patents to his name. His contributions to the field of sporting equipment have significantly influenced the way athletes interact with their gear.
Latest Patents: Among Petersen’s latest inventions are two noteworthy patents. The first, “Adjustable Length Shaft and an Adjustable Mass for a Golf Club,” introduces a golf club design featuring a first shaft coupled to a club head and a second shaft that engages the first. This innovative design allows for adjustable configurations, enabling a portion of the first shaft to slide relative to the second, while also preventing grip rotation during play. The second patent, “Skateboard with Multi-Wheel Truck,” is designed to enhance the performance of skateboards by minimizing wheel interactions with uneven surfaces through rotation-inhibiting structures that help eliminate wheel bite.
Career Highlights: David L. Petersen is currently employed at Karsten Manufacturing Corporation, a prominent entity in the sporting goods industry. Throughout his career, he has consistently pushed the boundaries of design and functionality in sporting equipment, garnering attention and respect from his peers.
Collaborations: David has collaborated with notable individuals such as John A. Solheim and Eric V. Cole, both of whom contribute their expertise to push innovative boundaries within their projects and enhance their products' performance.
Conclusion: David L. Petersen's unwavering commitment to innovation in the sports equipment sector exemplifies the spirit of invention. His array of patents not only reflects his creativity but also his dedication to improving the athlete's experience, ensuring that every swing and ride is both effective and enjoyable.