Average Co-Inventor Count = 1.41
ph-index = 3
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. Butler Manufacturing Company (4 from 113 patents)
4 patents:
1. 4561233 - Wall panel
2. 4418684 - Roof aperture system for selective collection and control of solar
3. D244461 - Corrugation end stop for roofs
4. 4014148 - Sealing element for corrugated panel assemblies