Average Co-Inventor Count = 1.33
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. Other (2 from 832,812 patents)
2. Onan Corporation (1 from 68 patents)
3. Hei, Inc. (1 from 19 patents)
4 patents:
1. 5823558 - Trailer loading support
2. 5785330 - Trailer support wheel assembly
3. 5297025 - Power supply assembly
4. 4603261 - Document reading apparatus