Average Co-Inventor Count = 2.67
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. Machine Design Systems, Inc. (4 from 5 patents)
4 patents:
1. RE38987 - Method and apparatus for inserting an insert into a cover
2. 6253435 - Method and apparatus for inserting an insert into a cover
3. 5774965 - Apparatus for inserting an insert into a cover
4. 5048265 - Method and apparatus for filling cushions