Average Co-Inventor Count = 8.74
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. Brother Kogyo Kabushiki-kaisha (9 from 17,580 patents)
9 patents:
1. 12296580 - Tape cassette
2. 11945217 - Tape cassette
3. 11254149 - Tape cassette
4. 10744802 - Tape cassette
5. 10618325 - Tape cassette
6. 10201993 - Tape cassette
7. 9566808 - Tape cassette
8. 9174476 - Ribbon guide in a tape cassette
9. 8562229 - Printing apparatus with cutter having a blade including a step portion