Company Filing History:
4 out of 4 
2 out of 14 
1 out of 31 Years Active: 1976-1987
Title: The Innovations of Samuel N. Irwin
Introduction
Samuel N. Irwin, an accomplished inventor based in Ann Arbor, MI, holds a remarkable portfolio featuring seven patents. His work primarily revolves around the advancement of data processing technologies, contributing significantly to the industry with innovative solutions.
Latest Patents
Irwin's latest patents showcase his ingenuity in miniaturizing technology. One such invention is the **Miniaturized Cartridge-Type Tape Drive for Data Processors**, which includes a peripherally-enclosed main frame designed for easy insertion of a tape cartridge. This invention integrates flat, pancake-type drive motors for efficient tape transport and head-positioning translation, allowing access to multiple recording tracks on the tape. The design incorporates a unique head-positioning motor that operates using a direct-coupled rotary cam, providing precise movement of a transducer head through a fulcrumed lever mechanism.
Another notable patent is the **Data Record with Pre-Recorded Transducer Positioning Signals and System**. It details a recording medium, particularly for digital data, that consists of various parallel recording tracks containing pre-recorded track-identifying and transducer-positioning servo information. The technology allows for enhanced accuracy and efficiency in data recording, utilizing binary encoding for track addresses and implementing self-clocking mechanisms to simplify the process.
Career Highlights
Throughout his career, Samuel N. Irwin has made significant contributions through various companies. He was associated with **Irwin International, Inc.** and **Irwin Magnetic Systems, Inc.**, where he played pivotal roles in developing cutting-edge technologies. His ability to innovate has not only benefited his companies but has also advanced the broader field of data processing.
Collaborations
Irwin has collaborated with esteemed individuals in the industry, including Francis Lum and Juan F. Velazquez. These partnerships have fostered the exchange of ideas and technological advancements, further enhancing the impact of his inventions.
Conclusion
Samuel N. Irwin's inventiveness and dedication to technological progress reflect his significant influence on the data processing landscape. With seven patents to his name, his legacy continues to inspire future innovations in the field. His work exemplifies how persistent creativity can lead to groundbreaking advancements that shape industries.