Average Co-Inventor Count = 3.55
ph-index = 14
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. Haworth, Inc. (22 from 485 patents)
2. Steelcase Inc. (7 from 1,810 patents)
3. Steelcase Development Company (1 from 1 patent)
32 patents:
1. D922299 - Tie down device
2. D902703 - Tie down strap clip with lock pin
3. 9913539 - Office chair
4. D793787 - Portion of a back support for a chair
5. D784749 - Lumbar support for a chair
6. D782859 - Back support for a chair
7. D782241 - Back support for a chair
8. D779248 - Armrests for a chair
9. D779254 - Armrests for a chair
10. D779252 - Back support for a chair
11. D779253 - Back support for a chair
12. D779255 - Headrest for a chair
13. D779251 - Lumbar support for a chair
14. D779250 - Portion of a back support for a chair
15. D693139 - Office chair