Average Co-Inventor Count = 1.60
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. Nippon Soda Co., Ltd. (2 from 517 patents)
2 patents:
1. 6066763 - Process for preparing free .alpha.-hydroxy acids from ammonium salts
2. 6037155 - Process for preparing .alpha.-hydroxy acids using microorganism and