Average Co-Inventor Count = 1.37
ph-index = 8
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 (13 from 832,880 patents)
2. Federal Equipment Company (2 from 4 patents)
15 patents:
1. 11491413 - Rotationally engaged toy brick system
2. 10874954 - Rotationally engaged toy brick system
3. 10435273 - Elevator structure and brake system therefor
4. 9856111 - Elevator structure and brake system therefor
5. 9457988 - Elevator structure and brake system therefor
6. 9161582 - Linked belt
7. 6454127 - Self-contained liquid dispenser with heating means
8. 4610094 - Level
9. 4513962 - Spring type hand grip exerciser
10. 4141588 - Rocking lounge chair
11. 4128962 - Bubble discharging device
12. 4092799 - Tethered exercise device
13. 4039186 - Game apparatus
14. 4037833 - Riding toy for children
15. 3936113 - Oversize document storage cabinet