Average Co-Inventor Count = 5.00
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. Hitachi, Ltd. (3 from 42,508 patents)
3 patents:
1. 6297074 - Film carrier tape and laminated multi-chip semiconductor device incorporating the same and method thereof
2. 5804872 - Film carrier tape and laminated multi-chip semiconductor device
3. 5631497 - Film carrier tape and laminated multi-chip semiconductor device