Average Co-Inventor Count = 1.47
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. Tsubakimoto Chain Company (5 from 906 patents)
5 patents:
1. 7082852 - Cable and/or the like supporting and guiding device
2. 6252386 - Non-contact power supply system and apparatus and carrying equipment using the system
3. 5905595 - Surface inspection method, surface inspection apparatus, and prism
4. 5038290 - Managing method of a run of moving objects
5. 4679977 - Automatic guided vehicle