For the Inventor, By the Inventor

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Dublin, Ireland

Impedans Ltd

USPTO Granted Patents = 4

EPO Patents = 6

Forward Citations = 1

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10 inventors (with patents filed for the assignee):

Paul Scullin (4 out of 4 patents)

David Gahan (4 out of 4 patents)

Tigran Poghosyan (2 out of 11 patents)

4. Jj Lennon (2 out of 2 patents)

5. Donal O'Sullivan (1 out of 1 patent)

6. Ian Olivieri (1 out of 1 patent)

7. James Doyle (1 out of 1 patent)

8. J J Lennon (1 out of 1 patent)

9. James Doyle (1 out of 1 patent)

10. Peter Daly (1 out of 1 patent)

11. James Doyle (0 patent)

12. James Doyle (0 patent)

13. Donal O'Sullivan (0 patent)

14. Michael Hopkins (0 patent)

4 patents: Sort by Forward Citations

1. 12399474 - Controller for a matching unit of a plasma processing system (2025-08-26),

2. 12136542 - Apparatus for ion energy analysis of plasma processes (2024-11-05),

3. 11908668 - Apparatus for ion energy analysis of plasma processes (2024-02-20),

4. 9263236 - Sensing of plasma process parameters (2016-02-16),

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USPTO Data Jan 1 1976 - Jan 6 2026

4 Patents

#187 in Dublin

#368 in Ireland

Dublin, Ireland

Impedans Ltd

Forward Citations = 1

10 inventors:

Paul Scullin (4 out of 4 patents)

David Gahan (4 out of 4 patents)

Tigran Poghosyan (2 out of 11 patents)

4. Jj Lennon (2 out of 2 patents)

5. Donal O'Sullivan (1 out of 1 patent)

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