Average Co-Inventor Count = 4.67
ph-index = 3
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. Sagami Chemical Research Center (3 from 191 patents)
2. Nissan Chemical Industries Limited (1 from 1,235 patents)
3. Central Glass Company, Limited (1 from 1,000 patents)
4. Nippon Soda Co., Ltd. (1 from 516 patents)
5. Hodogaya Chemical Co., Ltd. (1 from 328 patents)
6. Toyo Soda Manufacturing Co., Ltd. (1 from 285 patents)
3 patents:
1. 5015582 - Isolated phenylalanine dehydrogenase gene and process for production of
2. 4970157 - Isolated phenylalanine dehydrogenase gene and process for production of
3. 4849345 - L-phenylalanine dehydrogenase and use thereof