Average Co-Inventor Count = 1.30
ph-index = 4
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. Other (2 from 832,812 patents)
2. Allsteel Inc. (1 from 51 patents)
3. Drane Associates, LP (1 from 1 patent)
5 patents:
1. 8024276 - Method for interactive learning and training
2. D503560 - Stacking chair
3. D337003 - Chair
4. 4774589 - Optical system image stabilizer employing electromechanical torque
5. 4433597 - Combined bottle cap opener