Average Co-Inventor Count = 2.02
ph-index = 16
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. Precor Incorporated (17 from 190 patents)
2. Physio-control, Inc. (9 from 427 patents)
3. Smith; David B. (1 from 1 patent)
4. Cynergy, Inc. (1 from 1 patent)
31 patents:
1. D314597 - Low impact stair climbing exercise apparatus
2. D304358 - Stair climbing exercise apparatus
3. D303695 - Skiing exerciser or similar article
4. D302451 - Stair climbing exercise apparatus
5. D300046 - Exercise bicycle
6. D299369 - Skiing exerciser or similar article
7. 4695050 - Exercise rowing machine
8. D291823 - Exercise rowing machine
9. D284597 - Inclined physical exerciser
10. 4592544 - Pedal-operated, stationary exercise device
11. 4591147 - System for elevating an exercise treadmill
12. D283530 - Exercise rowing machine
13. D283239 - Exercise treadmill
14. D280923 - Exercise bicycle
15. 4533136 - Pedal-operated, stationary exercise device