Average Co-Inventor Count = 2.02
ph-index = 13
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. Appel; Mel (36 from 43 patents)
2. The Mel Appel Company (4 from 12 patents)
40 patents:
1. D293254 - Activity desk
2. D290661 - Carrier for coloring books and crayons
3. D290147 - Robot action figure
4. D286418 - Toy barn
5. D281444 - Toy trackway
6. D280580 - Child's table
7. D280361 - Toy container
8. D277432 - Child's chair
9. D277300 - Combined toy sandbox and sifter
10. D277202 - Toy dollhouse
11. D277019 - Toy workbench
12. D276831 - Toy phonograph
13. D276741 - Toy dressing table
14. D275691 - Toy wagon
15. D274442 - Toy automobile