Growing community of inventors

Brønshøj, Denmark

Johan Grundtvig

Average Co-Inventor Count = 6.00

ph-index = 1

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 = 1

Johan GrundtvigAnders Røser Hansen (2 patents)Johan GrundtvigPeter Vestergaard Værum (2 patents)Johan GrundtvigKlaus Sommer Ipsen (2 patents)Johan GrundtvigGiovanni Ferranti (2 patents)Johan GrundtvigMorten Hessilt Kjær (2 patents)Johan GrundtvigJohan Grundtvig (2 patents)Anders Røser HansenAnders Røser Hansen (13 patents)Peter Vestergaard VærumPeter Vestergaard Værum (11 patents)Klaus Sommer IpsenKlaus Sommer Ipsen (9 patents)Giovanni FerrantiGiovanni Ferranti (5 patents)Morten Hessilt KjærMorten Hessilt Kjær (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Epos Group A/s (2 from 28 patents)


2 patents:

1. 12133044 - Headphone sealing cup

2. 11678104 - Headphone sealing cup

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/11/2025
Loading…