Roger Lee Siferd

Title: Innovations by Roger Lee Siferd

Introduction

Roger Lee Siferd is an accomplished inventor based in Findlay, Ohio. He has made significant contributions to the field of polymeric materials, particularly in the development of pipe structures. With a total of three patents to his name, Siferd's work showcases his dedication to innovation and engineering excellence.

Latest Patents

Siferd's latest patents include a "Pipe structure and method of manufacture." This invention describes a pipe section formed of a polymeric material with a substantially constant thickness throughout. The terminal edge of the female connection features a reinforcement structure that rigidifies the end and prevents deformation. The pipe section is designed with a flared end, and the reinforcement structure is a semicircular channel formed at the end of the pipe section by a mandrel after initial extrusion. Additionally, he has developed an "Apparatus for forming a reinforcing structure on an end of a pipe," which shares similar characteristics and methods for forming the pipe assembly.

Career Highlights

Siferd is currently employed at Hancor, Inc., where he continues to innovate and contribute to the field of pipe manufacturing. His expertise in polymeric materials has positioned him as a valuable asset to his company and the industry.

Collaborations

Throughout his career, Siferd has collaborated with notable coworkers, including Matthew C. Ankrom and Larry E. Porter. These collaborations have likely enhanced his work and contributed to the successful development of his patents.

Conclusion

Roger Lee Siferd's contributions to the field of polymeric pipe structures demonstrate his innovative spirit and engineering prowess. His patents reflect a commitment to improving manufacturing processes and product durability.