Average Co-Inventor Count = 5.00
ph-index = 3
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. (3 from 651 patents)
2. Yanmar Power Technology Co., Inc. (1 from 210 patents)
4 patents:
1. D922449 - Machinery panels
2. D716844 - Excavator
3. D716845 - Excavator
4. 8292000 - Earth moving device for working vehicle