Average Co-Inventor Count = 6.18
ph-index = 2
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. (2 from 651 patents)
2. Yanmar Power Technology Co., Inc. (1 from 210 patents)
3 patents:
1. D922449 - Machinery panels
2. D855082 - Excavator
3. D842344 - Excavator