Monroeville, PA, United States of America

Dave Ignaczak

Average Co-Inventor Count = 7.37

ph-index = 5

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 70

Inventor’s number of patents

Strength of working relationships

Company Filing History:

1. Koninklijke Philips Corporation N.V. (25 from 21,384 patents)

25 patents:

1. D1094692 - Cushion for nasal mask

2. D1094697 - Nasal mask

3. D1094696 - Nasal mask

4. D1094695 - Nasal mask assembly

5. D1081972 - Nasal mask and tube in combination

6. D1078033 - Cushion for nasal mask

7. D1078032 - Cushion for nasal mask

8. D1078035 - Cushion for nasal mask

9. D1054549 - Nasal mask

10. D1052725 - Headgear for nasal mask

11. D1050419 - Headgear for nasal mask

12. D1050417 - Tube for nasal mask

13. D1048378 - Nasal mask assembly

14. D1040995 - Cushion for nasal mask

15. D1019934 - Cushion for nasal mask

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idiyas.com
as of
12/25/2025

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Monroeville, PA, United States of America

Dave Ignaczak