Average Co-Inventor Count = 3.58
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. Basf Aktiengesellschaft (4 from 10,754 patents)
4 patents:
1. 4456160 - Guide device for a recording medium in tape form, especially a magnetic
2. 4424941 - Tape transport apparatus having a central capstan
3. 4420079 - Container for tape-like material
4. 4385331 - Tape cartridge assembly and tape transport apparatus for use therewith