Average Co-Inventor Count = 5.69
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. Mercian Corporation (4 from 40 patents)
2. Chugai Seiyaku Kabushiki Kaisha (1 from 950 patents)
3. Taisho Pharmaceutical Co., Ltd. (1 from 314 patents)
4 patents:
1. 7235388 - Isolated nucleic acid encoding L-lysine: 2-oxoglutaric acid 6-aminotransferase
2. 6890746 - Gene participating in the production of homo-glutamic acid and utilization thereof
3. 5906927 - Process for producing L-2-aminoadipic acid
4. 5635395 - Optically active 1,4-dihydropyridine compounds and the microbial process