Average Co-Inventor Count = 4.68
ph-index = 4
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. Dsm Fine Chemicals Austria Nfg Gmbh & Co. Kg (4 from 50 patents)
2. Other (1 from 832,843 patents)
3. Bial-portela Ca & S.a. (1 from 52 patents)
4. Chemie Linz Gesellschaft M.b.h. (1 from 43 patents)
5. Dsm Chemie Linz Gmbh (1 from 19 patents)
6. Dsm Fine Chemicals Austria Gmbh (1 from 11 patents)
7. Bial-portela & Cª, S.a. (3 patents)
9 patents:
1. 9630955 - Chemical compound useful as intermediate for preparing a catechol-O-methyltransferase inhibitor
2. 9126988 - Intermediate for preparing a catechol-O-methyltransferase inhibitor
3. 7858381 - Process for preparing high-purity, halogen-free o-phthaladehyde
4. 6545186 - Process for the purification of ketones obtained from the corresponding terpenes by ozonolysis and reduction
5. 6518455 - Process for preparing substituted aromatic and heteroaromatic aldehydes and carboxylic acids
6. 6395903 - Process for the preparation of 2,3-pyridinedicarboxylic acids
7. 5939580 - Process for preparing glyoxylic esters and their hydrates
8. 5874637 - Process for the purification of o-phthalaldehyde
9. 5202478 - Process for the preparation of alpha, omega-alkanedioic acids