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. Nissan Chemical Industries Limited (1 from 1,235 patents)
2. Central Glass Company, Limited (1 from 1,001 patents)
3. Nippon Soda Co., Ltd. (1 from 517 patents)
4. Hodogaya Chemical Co., Ltd. (1 from 328 patents)
5. Toyo Soda Manufacturing Co., Ltd. (1 from 285 patents)
6. Sagami Chemical Research Center (1 from 191 patents)
1 patent:
1. 5204255 - Hybrid tissue plasminogen activator/urokinase polypeptides