Konrad Lenhof

This inventor holds 18 USPTO granted patents and 2 published patent applications. Top assignees: Callaway Golf Company, Other. Active years: 2001-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Konrad Lenhof. Retrieved from https://idiyas.com/inventor/konrad-lenhof

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 18 (Patent Applications = 2)

% Patents Active = 94.4

Average Co-Inventor Count = 3.3

ph-index = 11

Forward Citations = 707(Granted Patents)

Company Filing History:

17 out of 2,136

Callaway Golf Company

patents

1 out of 834,513

Other

patents

Years Active: 2001-2012

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8257193 - Interchangeable shaft for a golf club (2012-09-04),

2. 8235840 - Interchangeable shaft for a golf club (2012-08-07),

3. 8096895 - Interchangeable shaft for a golf club (2012-01-17),

4. 8002644 - Intgerchangeable shaft for a golf club (2011-08-23),

5. 7491915 - Heating device for the manufacture of golf clubs (2009-02-17),

6. 7354353 - Method for fitting golf clubs to a golfer (2008-04-08),

7. 7083529 - Golf club with interchangeable head-shaft connections (2006-08-01),

8. 7071450 - Heating device for the manufacture of golf clubs (2006-07-04),

9. 7017252 - Method and apparatus for assembling a shaft to a golf club head (2006-03-28),

10. 7012224 - Heating device for the manufacture of golf clubs (2006-03-14),

11. 6981922 - Golf club (2006-01-03),

12. 6966847 - Golf club (2005-11-22),

13. 6797106 - Method and apparatus for assembling a shaft to a golf club head (2004-09-28),

14. 6652388 - Method and apparatus for assembling a shaft to a golf club head and a golf club having such assembly (2003-11-25),

15. 6508288 - Apparatus for assembling a shaft to a golf club head (2003-01-21),

Title: The Innovative Contributions of Konrad Lenhof

Introduction

Konrad Lenhof is a notable inventor based in Vista, California, recognized for his prolific contributions to the field of golf equipment innovation. With a remarkable portfolio of 18 patents, Lenhof's work exemplifies creativity and functionality in the design of sports technology.

Latest Patents

One of Lenhof’s latest patents is an innovative interchangeable shaft for a golf club. This design features a golf club that includes a club head with an interchangeable shaft, enhancing user convenience and performance. The club incorporates a tube mounted within the club head and a sleeve affixed to the tip end of the shaft. The tube has a tapered portion and a rotation prevention portion, while the sleeve consists of a frustoconical portion and a keyed portion, all working together to ensure stability and ease of use. Additionally, a mechanical fastener secures the shaft to the club head, allowing for quick and efficient adjustments on the course.

Career Highlights

Throughout his career, Konrad Lenhof has had significant experiences with prominent companies, including Callaway Golf Company. His engagement with leading firms in the golf industry showcases his expertise and the practical application of his inventions in real-world scenarios.

Collaborations

Lenhof has collaborated with talented individuals in the field, including coworkers such as Jerry V. Blanke and Matthew T. Cackett. These collaborations have likely influenced his innovative processes and contributed to the refinement of his inventions.

Conclusion

Konrad Lenhof is a recognized inventor whose contributions to golf technology have made a lasting impact. With a strong portfolio of patents and an impressive career, his innovative spirit continues to inspire advancements in sports equipment design.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents pending: