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. Hitachi-Lg Data Storage, Inc. (1 from 389 patents)
1 patent:
1. 8045435 - Optical disc apparatus and method for writing data using laser beam