Average Co-Inventor Count = 5.00
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. Matsushita Electric Industrial Co., Ltd. (2 from 27,375 patents)
2. Wako Pure Chemical Industries, Inc. (2 from 299 patents)
2 patents:
1. 5677112 - Process for forming a pattern on a semiconductor substrate using a deep
2. 5576359 - Deep ultraviolet absorbent composition