Growing community of inventors

Hamburg, Germany

Justus Kolberg

Average Co-Inventor Count = 1.12

ph-index = 6

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 = 164

Justus KolbergFritz Frenkler (2 patents)Justus KolbergJohn W Phillips (1 patent)Justus KolbergEiichi Watabe (1 patent)Justus KolbergJustus Kolberg (15 patents)Fritz FrenklerFritz Frenkler (13 patents)John W PhillipsJohn W Phillips (9 patents)Eiichi WatabeEiichi Watabe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bock 1 Gmbh & Co. Kg (5 from 38 patents)

2. Kusch + Co. Gmbh & Co. Kg (3 from 15 patents)

3. Kokuyo Co., Ltd. (2 from 166 patents)

4. Renz Gmbh (2 from 2 patents)

5. Tecno S.p.a. (1 from 6 patents)

6. Wilhelm Renz Gmbh + Co. (1 from 5 patents)

7. Ofs Brands Holdings Inc. (1 from 1 patent)


15 patents:

1. D946336 - Office chair part

2. D945200 - Office chair part

3. 10932571 - Rotatable chair back

4. D898394 - Office chair armrest

5. D898497 - Office chair mechanism

6. D853163 - Office chair

7. D834867 - Seat with padding and cutout

8. D833791 - Seat with padding

9. D830092 - Seat having a textured surface

10. D465359 - Table leg

11. D452781 - Table program

12. 6327985 - Desk with expansible legs

13. 6302035 - Desk

14. D448216 - Table

15. D426970 - Chair

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idiyas.com
as of
12/10/2025
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