Average Co-Inventor Count = 2.71
ph-index = 6
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. Royal Appliance Mfg., Co. (2 from 234 patents)
2. Zippo Manufacturing Company (2 from 49 patents)
3. Huffy Corporation (1 from 166 patents)
4. Toagosei America, Inc. (1 from 7 patents)
5. Nottingham Spirk, LLC (1 from 2 patents)
7 patents:
1. D506572 - Hole pattern for lighter
2. 6908047 - Oscillating shower sprayer
3. D502285 - Lighter
4. D497962 - Combination basketball goal and support apparatus
5. D484287 - Suction nozzle
6. D473680 - Product case
7. D471900 - Telephone device