Average Co-Inventor Count = 2.90
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. Shimadzu Corporation (5 from 3,520 patents)
5 patents:
1. 8929512 - Mobile type radiographic apparatus
2. 7137735 - X-ray equipment with cassette storage box locking means
3. 7097355 - X-ray equipment with cassette storage box locking means
4. 7023959 - X-ray diagnostic instrument
5. 6851853 - X-ray device