Average Co-Inventor Count = 4.00
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.
Company Filing History:
1. Obayashi Corporation (3 from 41 patents)
3 patents:
1. 7735356 - Measuring apparatus and measuring method for concrete-forming materials
2. 7578207 - Measuring apparatus and measuring method for concrete-forming materials
3. 7207212 - Device and method for weighing concrete material