Average Co-Inventor Count = 6.38
ph-index = 8
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. (11 from 159 patents)
11 patents:
1. 6025370 - Quinolonecarboxylic acid derivatives or salts thereof
2. 5935952 - Quinolone- or naphthylidone-carboxylic acid derivates or their salts
3. 5872117 - 1,2-ethanediol derivative and salt thereof, process for producing the
4. 5719150 - 1,2-ethanediol derivative and salt thereof, process for producing the
5. 5658904 - 1,2-ethanediol derivative and salt thereof and cerebral
6. 5612381 - 1,2-ethanediol derivative and salt thereof process for producing the
7. 5472984 - 1,2-ethanediol derivative and salt thereof and cerebral
8. 5280032 - 1,2-ethanediol derivative and salt thereof, process for producing the
9. 4990508 - Pyridone carboxylic acid derivatives and salts thereof, process for
10. 4851535 - Nicotinic acid derivatives
11. 4704459 - Process for producing 1-substituted aryl-1,4-dihydro-4-oxonaphthyridine