Trademarks = 1

Forward Citations = 45

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3 inventors (with patents filed for the assignee):

Harold N Selim (3 out of 5 patents)

Neil Edwin Thomas (2 out of 2 patents)

John Norman Wells (1 out of 6 patents)

6 patents: Sort by Forward Citations

1. 6828874 - Signal combiner (2004-12-07),

2. 6400233 - Method and apparatus for compensating for distortion in IQ modulators (2002-06-04),

3. 6392397 - Method and apparatus for spectrum analysis by creating and manipulating candidate spectra (2002-05-21),

4. 4654886 - Local oscillator null circuit and method (1987-03-31),

5. 4641101 - Wideband, microwave regenerative divider with varactor tuning (1987-02-03),

6. 4636747 - System and method for wideband, continuous tuning of an oscillator (1987-01-13),

IFR Limited is a leading provider of integrated supply chain solutions for the oil and gas industry. With extensive experience in procurement, logistics, and warehouse management, we offer a comprehensive range of services to support our clients' operations. Our dedicated team is committed to delivering high-quality products and services on time and within budget, ensuring the success of every project we undertake.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

6 Patents

#5 in Stevenage

#2,615 in United Kingdom

Stevenage, United Kingdom

Ifr Limited

Forward Citations = 45

3 inventors:

Harold N Selim (3 out of 5 patents)

Neil Edwin Thomas (2 out of 2 patents)

John Norman Wells (1 out of 6 patents)

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