Average Co-Inventor Count = 2.73
ph-index = 3
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. National Presto Industries, Inc. (3 from 185 patents)
2. Bausch-lomb Incorporated (2 from 1,095 patents)
5 patents:
1. D284257 - Cooking kettle
2. D280261 - Carrying case for sunglasses or the like
3. D268684 - Pair of spectacles
4. D261594 - Egg cooker
5. D252665 - Electric mini-oven with removable cover