Chicago, IL, United States of America

Christopher Shipman

USPTO Granted Patents = 54 

 

Average Co-Inventor Count = 2.4

ph-index = 11

Forward Citations = 442(Granted Patents)

Forward Citations (Not Self Cited) = 425(Dec 10, 2025)


Company Filing History:


Years Active: 2004-2025

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Areas of Expertise:
Bicycle Derailleur
Seat Post Control System
Bicycle Gear Shifting
Adjustable Seatpost
Electromechanical Rear Derailleur
Bicycle Suspension Components
Fluid Damper
Wireless Electromechanical Shifting
Bicycle Control System
Hydraulic Rim Brake
Bicycle Transmission
Decoupling Hub Assembly
54 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Christopher Shipman in Bicycle Technology

Introduction

Christopher Shipman, an inventor based in Chicago, IL, has made significant strides in the field of bicycle technology, holding an impressive total of 51 patents. His work focuses on enhancing the cycling experience through innovative gear shifting systems and seat post assemblies, reflecting a commitment to both functionality and performance in cycling.

Latest Patents

Among his latest inventions is a novel **Bicycle Gear Shifting System**. This system includes a front shifting mechanism designed to transmit a wireless signal, incorporating a crank assembly with dual crank arms, each equipped with a pedal. The crank assembly operates about a rotation axis and is linked to a front shift unit that features both a large and a small chain ring, allowing seamless shifting based on wireless signals received from the shifter. This innovation illustrates a significant advancement in bike shifting technology, promoting ease of use for cyclists.

Another notable invention by Shipman is the **Adjustable Seatpost**. This assembly consists of two tubes adjustable relative to one another to modify the distance between their distal ends. The design includes two pressure chambers, one influenced by an applied load and the other independent of it. A valve within the flow path between these chambers allows for controlled movement, enhancing the user experience by optimizing seating comfort and positioning for cyclists.

Career Highlights

Christopher Shipman currently works for SRAM Corporation, a leading company in the bicycle components industry. His inventive solutions have undoubtedly contributed to the company’s reputation for high-quality performance products, allowing SRAM to maintain its competitive edge.

Collaborations

Throughout his career, Shipman has collaborated with talented individuals such as Brian T. Jordan and Kevin F. Wesling. These partnerships highlight the importance of teamwork in driving innovative solutions in the competitive landscape of bicycle technology.

Conclusion

With a remarkable portfolio of 51 patents, Christopher Shipman exemplifies the impactful role of inventors in advancing technologies that enhance user experience. His contributions to SRAM Corporation continue to benefit cyclists around the world, showcasing the power of innovation in the cycling industry. Christopher's work not only improves the functionality of bicycles but also pushes the boundaries of what is possible in bicycle design.

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