Average Co-Inventor Count = 2.00
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. Hitachi Koki Co., Ltd. (11 from 1,267 patents)
11 patents:
1. D348193 - Portable electric circular saw
2. D345682 - Portable electric screwdriver
3. D337499 - Portable electric grinder
4. D333767 - Portable cordless hammer
5. D329580 - Portable electric driver
6. D329363 - Portable circular saw
7. D323275 - Portable electric screw driver
8. D323274 - Portable electric screw driver
9. D302646 - Cordless screw driver
10. D301300 - Portable electric screw driver
11. D295714 - Cordless impact wrench