Average Co-Inventor Count = 2.00
ph-index = 1
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. Kawasaki Jukogyo Kabushiki Kaisha (2 from 3,333 patents)
2. Kawasaki Railcar Manufacturing Co., Ltd. (1 from 19 patents)
3 patents:
1. 12152625 - Fixture
2. 10071754 - Railcar with buffer
3. 9944300 - Railcar with end cap