Average Co-Inventor Count = 12.00
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. Toyo Engineering Corporation (1 from 170 patents)
2. Mitsui Coke Co. Ltd. (1 from 13 patents)
3. Veb Petrochemisches Kombinat Schwedt (1 from 1 patent)
1 patent:
1. 4792389 - Process to produce light products and fuel oils for conventional use