Average Co-Inventor Count = 5.54
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. Obayashi Corporation (2 from 41 patents)
2. Obayashi Facilities Corporation (1 from 1 patent)
2 patents:
1. 12146649 - Air supply and lighting system
2. 11717588 - Disinfection apparatus