Average Co-Inventor Count = 2.50
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. Pentech International Inc. (3 from 11 patents)
2. Flying Color Toys, Inc. (1 from 1 patent)
3. Flying Colors Toys, Inc. (1 from 1 patent)
5 patents:
1. D465239 - Writing instrument with glitter covered barrel
2. 6217245 - Writing instrument having a glitter embedded barrel and method of making same
3. 6062753 - Writing instrument with enhanced tactile control and gripping comfort
4. D410952 - Writing instrument
5. 5699620 - Apparatus for sharpening crayon marking instruments to form an improved