Average Co-Inventor Count = 1.76
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. Lionel L.c.c. (8 from 52 patents)
2. Other (2 from 832,680 patents)
10 patents:
1. 8001908 - Model vehicle with automated door mechanism
2. 8001905 - Model vehicle with automated pantograph
3. 7766248 - Model toy train track
4. 7520226 - Model vehicle with force-isolating drive mechanism
5. 7404362 - Model train car with tilting mechanism
6. 7383962 - Model train with improved coupling mechanism
7. 7320435 - Model toy train track
8. 6796509 - Model toy train track
9. 5509651 - Croquet wicket and stake system for arenas
10. 5060335 - Apparatus for cleaning the surface of a railway rail