Average Co-Inventor Count = 3.04
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. Extundo Incorporated (3 from 17 patents)
2. Other (1 from 832,912 patents)
3. Tubemaster, Inc. (1 from 23 patents)
5 patents:
1. 8752291 - Method for marking tubes in a shell and tube heat exchanger
2. 8410916 - Refreshable tactile mapping device
3. 8063778 - Device and method for indicating the condition of tubes on a tubesheet
4. 8061524 - Device and method for transporting catalyst to a reactor vessel
5. 7765948 - Device and method for identifying the row number on a tubesheet