Average Co-Inventor Count = 1.43
ph-index = 8
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.
Company Filing History:
1. Zumtobel Staff Gmbh Co., Kg (8 from 20 patents)
2. Zumtobel Lighting Gmbh (1 from 202 patents)
10 patents:
1. D739590 - Recessed lighting fixture
2. D726949 - Recessed lighting fixture
3. D628341 - Lighting fixture
4. D621995 - Lighting fixture
5. D621996 - Lighting fixture
6. D618376 - Lighting fixture
7. D617031 - Lighting fixture
8. D569024 - Panel-mounted light fixture
9. D568517 - Lighting fixture
10. D490181 - Ceiling lighting fixture