Average Co-Inventor Count = 4.00
ph-index = 2
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. Macdonald Johnston Engineering Co. Pty. Ltd. (2 from 4 patents)
2 patents:
1. D483152 - Hand dryer
2. D481826 - Hand dryer