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. Ngk Insulators, Inc. (2 from 4,924 patents)
2. Toppan Printing Co., Ltd. (2 from 1,268 patents)
2 patents:
1. 5100498 - Method of producing a minutely patterned structure
2. 5023700 - Minutely patterned structure