Average Co-Inventor Count = 2.25
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. Other (2 from 832,891 patents)
2. Empak, Inc. (1 from 56 patents)
3 patents:
1. 5755332 - Enclosed sealable purgible semiconductor wafer holder
2. 5472086 - Enclosed sealable purgible semiconductor wafer holder
3. 5354089 - Mobile carrier for augmentative communication