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Crawley, United Kingdom

Vg Instruments Group Limited

USPTO Granted Patents = 40

CIPO Patents = 1

Forward Citations = 482

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64 inventors (with patents filed for the assignee):

Robert Harold Bateman (5 out of 99 patents)

Paul R Stonestreet (4 out of 4 patents)

Neil E Sanderson (4 out of 5 patents)

4. Robert B Phillips (3 out of 3 patents)

5. David S Jones (3 out of 3 patents)

6. Allen R Waugh (3 out of 3 patents)

7. Keith Hall (2 out of 2 patents)

8. Roger Guilluy (2 out of 2 patents)

9. Christiane Pachiaudi (2 out of 2 patents)

10. Elizabeth J Jumeau (2 out of 2 patents)

11. Neil Bradshaw (2 out of 2 patents)

12. Philip A Freedman (2 out of 6 patents)

13. Patrick James Turner (1 out of 8 patents)

14. Raymond Clive Haines (1 out of 6 patents)

15. Nigel W Beard (1 out of 1 patent)

40 patents: Sort by Forward Citations

1. 5184016 - Glow discharge spectrometry (1993-02-02),

2. 5159194 - Method and apparatus for mass spectrometry (1992-10-27),

3. 5146088 - Method and apparatus for surface analysis (1992-09-08),

4. 5134287 - Double-focussing mass spectrometer (1992-07-28),

5. 5091645 - Selectable-resolution charged-particle beam analyzers (1992-02-25),

6. 5068534 - High resolution plasma mass spectrometer (1991-11-26),

7. 5051584 - Plasma mass spectrometer (1991-09-24),

8. 5036195 - Gas analyzer (1991-07-30),

9. 5034605 - Secondary ion mass spectrometer with independently variable extraction (1991-07-23),

10. 5026454 - Vacuum evaporation and deposition (1991-06-25),

11. 4945774 - Sample treatment apparatus (1990-08-07),

12. 4943718 - Mass spectrometer (1990-07-24),

13. 4942296 - Super-critical fluid mass spectrometer (1990-07-17),

14. 4916313 - Method and apparatus for the determination of isotopic composition (1990-04-10),

15. 4912327 - Pulsed microfocused ion beams (1990-03-27),

VG Instruments Group Limited is a leading manufacturer and supplier of high-quality measuring instruments for various industries. With over 20 years of experience, we specialize in providing innovative solutions for measuring pressure, temperature, level, flow, and analytical parameters. Our products are known for their precision, accuracy, and reliability. Visit our website to explore our wide range of instruments and find the perfect solution for your measurement needs.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

40 Patents

#1 in Crawley

#431 in United Kingdom

#16,545 in the World

Crawley, United Kingdom

Vg Instruments Group Limited

Forward Citations = 482

64 inventors:

Robert Harold Bateman (5 out of 99 patents)

Paul R Stonestreet (4 out of 4 patents)

Neil E Sanderson (4 out of 5 patents)

4. Robert B Phillips (3 out of 3 patents)

5. David S Jones (3 out of 3 patents)

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