Average Co-Inventor Count = 2.61
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. Sunbeam Corporation Limited (3 from 278 patents)
2. John Zink Company, LLC (2 from 203 patents)
5 patents:
1. 4683369 - Hand held electric hair dryer
2. 4673798 - Dual temperature electric curling iron having a safety shut-off circuit
3. D277418 - Hair curler set
4. 4309595 - Hair dryer
5. 4021930 - Hair dryer