Average Co-Inventor Count = 1.23
ph-index = 3
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. Palmgren Industrial Corp., Ltd. (2 from 3 patents)
2. In-stride, Inc. (1 from 3 patents)
3. I Shing Trade Co., Ltd. (1 from 1 patent)
4 patents:
1. 7399517 - Cushion pad for shoes
2. 6309148 - Column positioning device for a drill press
3. 6240657 - Footwear with replaceable eyelet extenders
4. D439915 - Drill