Average Co-Inventor Count = 1.32
ph-index = 5
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. Kabushiki Kaisha Toshiba (8 from 52,730 patents)
2. Tdk Corporation (1 from 7,965 patents)
9 patents:
1. D803712 - Bank-note checking machine
2. D798882 - Recording medium
3. D774453 - Battery charger for a biomedical signal recorder
4. D754138 - Recording medium
5. D751071 - Hard disk drive
6. D744109 - Biomedical signal recorder with a radio function
7. D689859 - Hard disk drive
8. D658666 - Recording medium
9. D645401 - Display apparatus for photovoltaic power generation