Dubuque, IA, United States of America

Alfred Sigmund Smemo

This inventor holds 14 USPTO granted patents, plus 1 CIPO patent, primarily in Mechanical Transmission Systems. Top assignee: Deere & Company. Active years: 1976-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alfred Sigmund Smemo. Retrieved from https://idiyas.com/inventor/alfred-sigmund-smemo

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

Calculating rank

% Patents Active = 92.9


Average Co-Inventor Count = 2.0

ph-index = 7

Forward Citations = 148(Granted Patents)


Company Filing History:


Years Active: 1976-2023

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Areas of Expertise:
Torque Dividing Arrangement
Rotational Drive Unit
Reversible Mechanical Fan
Composite Shaft
Continuously Variable Power Transmission
Multi-Ratio Planetary Transmission
Lubrication Coupler
Hydrostatic Drive System
Two Stage Planetary Device
Fast Fill Hydraulic Clutch
Telescoping Drive Shaft
Powershift Transmission
14 patents (USPTO):Explore Patents

Title: Alfred Sigmund Smemo: Innovator in Mechanical Engineering

Introduction

Alfred Sigmund Smemo is a notable inventor based in Dubuque, IA (US). He has made significant contributions to mechanical engineering, particularly in the field of drive systems. With a total of 14 patents, his work has had a lasting impact on various industries.

Latest Patents

Among his latest innovations is the "Torque Dividing Arrangement for a Circle Drive." This invention is designed for rotating a blade on a draft frame of a motor grader. It features a circle gear that mounts the blade, a worm wheel, and a torque dividing arrangement that includes a set of shafts positioned around the worm wheel. The design allows for efficient torque division, enabling the driving torque to effectively rotate the blade.

Another significant patent is the "Rotational Drive Unit for a Fan." This unit includes an input that rotates about a first axis and is driven by a power source in a single rotational direction. The design incorporates a first shaft and a second shaft that rotate in opposite directions, along with a clutch assembly that facilitates force transmission between the shafts and the output.

Career Highlights

Alfred has worked with prominent companies such as Deere & Company and John Deere Iberica S.A. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field of mechanical engineering.

Collaborations

Throughout his career, Alfred has collaborated with talented individuals, including Steven Ryan Whiteman and Galen R. Love. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Alfred Sigmund Smemo's contributions to mechanical engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.

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]
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