Average Co-Inventor Count = 2.52
ph-index = 10
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. (10 from 651 patents)
2. Yamamoto Kogaku Co., Ltd. (4 from 120 patents)
3. Yanmar Agricultural Equipment Co., Ltd. (2 from 26 patents)
4. Sharp Corporation (1 from 847 patents)
14 patents:
1. D766338 - Tractor
2. D759730 - Tractor
3. D756421 - Tractor
4. D755256 - Tractor
5. D755257 - Tractor
6. D754215 - Bonnet for tractor
7. D754213 - Cabin for tractor
8. D749645 - Tractor
9. 7922324 - Synthetic resin lens and eye lens article thereof
10. 7344473 - Hydraulic transmission vehicle
11. 7192137 - Sports goggle
12. 7170058 - Device for assisting a person in rescue operations under hazardous situations
13. 7037236 - Hydraulic transmission vehicle
14. 6814902 - Method for continuously manufacturing optical article