Average Co-Inventor Count = 3.69
ph-index = 4
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. Sumitomo Rubber Industries Limited (3 from 4,417 patents)
2. Kawasaki Jukogyo Kabushiki Kaisha (1 from 3,325 patents)
3. Sumitomo Gomu Kogyo Kabushiki Kaisha (1 from 14 patents)
4 patents:
1. 5486194 - Compressive hemostatic belt
2. 5464420 - Compressive hemostatic belt
3. 5433724 - Compressive hemostatic belt
4. 4595162 - Device for clamping a tubular member