Average Co-Inventor Count = 4.44
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. Lumar's Enterprises, Inc. (1 from 1 patent)
2. Natural Earth Technologies, Inc. (1 from 1 patent)
2 patents:
1. 5451753 - Currency shield for cash drawer
2. 5409166 - Battery-powered particulate spreader