Company Filing History:
2 out of 24 
1 out of 536 
1 out of 45 Years Active: 1981-1987
Certainly! Here is the article about inventor R Ian MacDonald:
Title: Unveiling the Innovations of R Ian MacDonald from Ottawa, CA
Introduction:
In the realm of technological advancements, inventors like R Ian MacDonald shine brightly with their groundbreaking contributions. Hailing from Ottawa, CA, R Ian MacDonald is a distinguished inventor with a portfolio boasting several remarkable patents.
Latest Patents:
Among his notable inventions is the Reflex Optoelectronic Switching Matrix, a versatile signal processing element capable of forming various signal processing elements like digital switched filters, digital word generators, and programmable bandpass filters. Another significant invention by R Ian MacDonald is the Optoelectronic Logic, which utilizes photoresponsive GaAs field effect transistors to drive GaAs laser diodes for optical output signals based on optical input signals.
Career Highlights:
R Ian MacDonald has accumulated an impressive total of 4 patents throughout his illustrious career, showcasing his prowess in the field of innovation and technology. His work reflects a deep understanding of optoelectronics and signal processing, paving the way for future developments in these domains.
Collaborations:
During his professional journey, R Ian MacDonald collaborated with esteemed colleagues such as Elmer H Hara and Robert S Hum. These collaborations not only enriched his innovative projects but also fostered a culture of knowledge sharing and collective creativity.
Conclusion:
In conclusion, R Ian MacDonald stands as a beacon of innovation, with his inventive spirit and unwavering dedication to advancing technology. His patents underscore a legacy of excellence in optoelectronics and signal processing, leaving an indelible mark on the world of inventions.
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