Average Co-Inventor Count = 8.89
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. Toyama Chemical Co., Ltd. (4 from 159 patents)
4 patents:
1. 4736026 - Novel process for producing a cephalosporin
2. 4667040 - Novel process for producing 2-(2-aminothiazol-4-yl)glyoxylic acid
3. 4656287 - Aminothiazole intermediate for a cephalosporin
4. 4563534 - Process for producing 2-(2-aminothiazol-4-yl)glyoxylic acid derivative