Average Co-Inventor Count = 2.40
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. Bt Industries Ab (2 from 9 patents)
2. Bt Products Ab (6 patents)
3. Toyota Material Handling Europe Ab (0 patent)
2 patents:
1. 6276485 - Device at tiller truck
2. 5994650 - Safety system for lift trucks