Average Co-Inventor Count = 1.95
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. Rival Manufacturing Company (4 from 41 patents)
2. Hopkins Manufacturing Corporation (2 from 210 patents)
6 patents:
1. D902970 - Drain pan for vehicle fluids
2. 10676335 - Diesel exhaust fluid funnel
3. 5007103 - Automatic shut-off and alarm for electric heater
4. D313069 - Electrical heater
5. 4657193 - Food processor for under cabinet mounting
6. 4509412 - Food steaming device