Location History:
- Ottawa, CA (2015 - 2018)
- Morrisville, NC (US) (2017 - 2018)
- Sittsville, CA (2020)
Company Filing History:
7 out of 4,159 
1 out of 164,219 
Years Active: 2015-2020
Title: The Innovations of Donald Richard Dignam
Introduction
Donald Richard Dignam is a notable inventor based in Ottawa, Canada. He has made significant contributions to the field of electrical engineering, holding a total of eight patents. His work focuses on enhancing device functionality and reducing noise in electrical systems.
Latest Patents
Among his latest innovations is a "Resistor and fuse overcurrent protection device." This device includes a fuse and a resistor that are electrically coupled in series. The resistor has a resistance of 1 ohm or less and is designed to be substantially temperature insensitive. Another significant patent is for a "Differential transmission line having quarter wavelength differential coupler to reduce common mode noise." This invention features a differential transmission line with a positive and negative conductor, along with a quarter wavelength differential coupler that effectively reduces common mode noise.
Career Highlights
Donald has worked with prominent companies such as Lenovo (Singapore) Pte. Ltd. and International Business Machines Corporation (IBM). His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Throughout his career, Donald has collaborated with talented individuals, including Jian Meng and Stephen John Flint. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Donald Richard Dignam's contributions to electrical 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.