Average Co-Inventor Count = 1.95
ph-index = 7
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. White Mop Wringer Company (7 from 11 patents)
2. Pullman-holt Corporation (1 from 3 patents)
8 patents:
1. D422386 - Vacuum cleaner
2. 6024238 - Trash receptacle with a lid damper
3. 5531348 - Child resistant step-on receptacle
4. D305170 - Mop wringer
5. D296254 - Downward pressure mop wringer
6. D286096 - Bucket
7. D281361 - Mop holder
8. D267593 - Leaf bag holder