Average Co-Inventor Count = 1.29
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. British United Shoe Machinery Ltd. (2 from 35 patents)
2. Usm Corporation (1 from 532 patents)
3 patents:
1. 4961240 - Backpart moulding and heel seat lasting machine
2. 4744120 - Shoe support for shoe upper conforming machine
3. 4706585 - Making belt loops and attaching them to articles of clothing