Average Co-Inventor Count = 4.94
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. Schumacher Electric Corporation (3 from 63 patents)
2. Century Mfg. Co. (1 from 33 patents)
3. Century Manufacturing Company (1 from 14 patents)
5 patents:
1. D654863 - Battery booster pack
2. D654864 - Battery booster pack
3. D653204 - Battery booster pack
4. D416030 - Portable welder
5. D369647 - Console for a drain, flush, and fill machine