Average Co-Inventor Count = 2.00
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. Webcraft Technologies, Inc. (3 from 27 patents)
2. Beatrice Foods Co. (1 from 134 patents)
4 patents:
1. 5072831 - Rub-off advertising sampler and method of manufacture
2. 5037139 - Advertising sampler and method of manufacture
3. 4890872 - Flat paper sheet item for distributing a thin layer of material
4. 4486033 - Sublimable dye imaging of lottery ticket and commercial game coupon and