Average Co-Inventor Count = 2.40
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. Optrex Europe Gmbh (1 from 3 patents)
2. S.a.r.l. S T Lagerwall (1 from 2 patents)
2 patents:
1. 5311339 - Liquid crystal display having a double-refracting compensation layer
2. 4904064 - Electronic addressing of ferroelectric and flexoelectric liquid crystal