Average Co-Inventor Count = 5.00
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. Ishikawajima-Harima Heavy Industries Co., Ltd. (1 from 341 patents)
1 patent:
1. 7707787 - Damping device and method for setting natural frequency of damping body in the damping device