Average Co-Inventor Count = 2.00
ph-index = 2
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 (2 from 52,711 patents)
2. Canon Medical Systems Corporation (2 from 1,232 patents)
3. Toshiba Medical Systems Corporation (1 from 2,018 patents)
4 patents:
1. 11344271 - X-ray diagnostic apparatus and X-ray tube holding device
2. 11278253 - X-ray diagnosis apparatus and x-ray diagnosis method
3. 7883467 - Ultrasonic diagnostic apparatus
4. 5184622 - Ultrasonic diagnosing apparatus