Average Co-Inventor Count = 3.43
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. Calculated Industries Inc. (1 from 3 patents)
2. Construction Master Technologies, Inc. (1 from 1 patent)
2 patents:
1. 6721623 - Woodworking and home improvement calculator
2. D459385 - Combined calculator housing with cavity and cover