Average Co-Inventor Count = 1.14
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. Quickie Manufacturing Corporation (4 from 109 patents)
4 patents:
1. 4550829 - Spring clip for push broom
2. 4524938 - Self contained broom hanging system
3. 4216562 - Sponge mop refill
4. 4164800 - Combination mop and wringer