Average Co-Inventor Count = 2.00
ph-index = 4
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. Basf Aktiengesellschaft (4 from 10,754 patents)
4 patents:
1. 4673083 - Storage container for a tape cassette
2. 4530475 - Magnetic tape cassette with windows
3. 4527690 - Tape cassette container
4. 4449914 - Injection mold with demolding device