Average Co-Inventor Count = 4.04
ph-index = 14
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. Mitutoyo Corporation (77 from 1,622 patents)
2. Mitutoyo Mfg. Co., Ltd. (4 from 133 patents)
3. Hochiki Kabushiki Kaisha (2 from 59 patents)
4. Hochiki Corporation (1 from 197 patents)
84 patents:
1. D962869 - Resistor
2. D954578 - Display plate for measurement
3. D949852 - Data output interface
4. D949853 - Data output interface
5. D949851 - Data reader
6. D943442 - Digital dial gauge
7. D943443 - Digital dial gauge
8. D941170 - Digital dial gauge
9. D938294 - Digital dial gauge
10. D893327 - Micrometer
11. D870795 - Variable focal length lens
12. D869542 - Variable focal length lens
13. D848867 - Display device for hardness tester
14. D848882 - Hardness tester
15. D848883 - Hardness tester