Average Co-Inventor Count = 2.00
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. Kabushiki Kaisha Suwa Seikosha (2 from 446 patents)
2 patents:
1. 4023259 - Method of making liquid crystal display device having extended service
2. 3967882 - Liquid crystal display device having extended service life