Average Co-Inventor Count = 3.60
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. Other (1 from 832,961 patents)
2. Sunstar Inc. (1 from 57 patents)
3. Sunstar Kabushikigaisha (1 from 1 patent)
3 patents:
1. 6140723 - Vibration generating device and oral hygiene device using same
2. 5820373 - Cleaning device for periodontal pocket
3. 5718667 - Oral hygiene instrument