Average Co-Inventor Count = 3.00
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. Tokyo Ohka Kogyo Co., Ltd. (1 from 1,236 patents)
1 patent:
1. 6399275 - Negative-working photolithographic patterning material and method for the preparation of ion-implanted and metal-plated substrates by using the same