Average Co-Inventor Count = 1.58
ph-index = 4
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 832,812 patents)
2. Babcock Industries Inc. (1 from 33 patents)
3. Seaman Corporation (1 from 14 patents)
4. Harold Sponseller and Associates, Inc. (1 from 1 patent)
5 patents:
1. 6234871 - Method and apparatus for removing a thin coating from a fabric
2. 5159233 - Spark plug and method for assembling a spark plug
3. 4854185 - Manually operated and locked conduit length adjuster system
4. 4740129 - Slice separating and feeding apparatus and method
5. 4425802 - Apparatus and method for testing tube welds