Average Co-Inventor Count = 2.59
ph-index = 5
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. Yanmar Co., Ltd. (7 from 651 patents)
2. Yanmar Power Technology Co., Inc. (1 from 210 patents)
8 patents:
1. 11235713 - Tractor
2. 10604088 - Tractor
3. D809025 - Grill and headlight unit assembly for an agricultural tractor
4. D804539 - Hood and grill assembly for an agricultural tractor
5. 9315219 - Tractor
6. D692463 - Tractor
7. 8371408 - Bonnet structure
8. D596205 - Bonnet for a tractor