Growing community of inventors

Malmo, Sweden

Johan Birger

Average Co-Inventor Count = 1.06

ph-index = 16

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 = 994

Johan BirgerBill Zeng (2 patents)Johan BirgerMichael Sorensen (1 patent)Johan BirgerMichael Sørensen (4 patents)Johan BirgerJohan Birger (28 patents)Bill ZengBill Zeng (7 patents)Michael SorensenMichael Sorensen (9 patents)Michael SørensenMichael Sørensen (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gn Netcom A/s (25 from 213 patents)

2. Gn Audio A/s (2 from 197 patents)


28 patents:

1. D897985 - Headset

2. D851061 - Headset

3. D779462 - Headset

4. D746267 - Headset

5. D739842 - Headphone

6. D730868 - Headset

7. D719928 - Music player

8. D712883 - Earphone

9. D710830 - Headset

10. D702210 - Headphone

11. 8655005 - Earphone system comprising an earphone and a portable holding device

12. D697494 - Speakerphone

13. D694215 - Music player for a headset

14. D693796 - Headset

15. D680514 - Speakerphone

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as of
12/8/2025
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