Average Co-Inventor Count = 1.64
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. Other (2 from 832,891 patents)
2. Jernstrom Design Workshop, Inc. (1 from 1 patent)
3 patents:
1. 4323238 - Action toy requiring space perception and eye/hand coordination
2. 4085540 - Mechanical toy athlete
3. 4044496 - Bubble blower