Average Co-Inventor Count = 5.01
ph-index = 14
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 (62 from 17,606 patents)
2. Nissan Chemical Industries Limited (5 from 1,235 patents)
3. Brother Industries, Ltd. (5 from 982 patents)
4. Sanyo Chemical Industries, Ltd. (1 from 354 patents)
72 patents:
1. 12427794 - Tape cassette
2. 12304229 - Tape cassette
3. 12296580 - Tape cassette
4. 12257828 - Tape cassette
5. 12257827 - Tape cassette
6. 12240258 - Tape cassette
7. 12233641 - Tape cassette
8. 11945217 - Tape cassette
9. 11707938 - Tape cassette
10. 11479053 - Tape cassette
11. 11285749 - Tape cassette
12. 11254149 - Tape cassette
13. 11052685 - Tape cassette
14. 10744798 - Tape cassette
15. 10744802 - Tape cassette