Average Co-Inventor Count = 6.46
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. Kabushiki Kaisha Kobe Seiko Sho (1 from 1,100 patents)
2. Ulvac, Inc. (1 from 441 patents)
2 patents:
1. 6451682 - Method of forming interconnect film
2. 6299739 - Method of forming metal wiring film