Average Co-Inventor Count = 2.67
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. Other (1 from 832,680 patents)
2. Hitachi Displays, Ltd. (1 from 1,207 patents)
2 patents:
1. 7492577 - Display device convertible from two dimensional display to three dimensional display
2. 6515721 - Liquid crystal display device including a spacer with adhesive between frame and a periphery of a principal surface of a substrate