Average Co-Inventor Count = 7.00
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 Steel Corporation (1 from 1,256 patents)
2. Shimizu Construction Co., Ltd. (1 from 116 patents)
1 patent:
1. 4697397 - Trussed girder, roof framing using the trussed girder and method of