Average Co-Inventor Count = 1.71
ph-index = 11
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. Nikon Corporation (29 from 8,889 patents)
2. Other (2 from 832,680 patents)
3. Showa Denko K.k. (2 from 1,960 patents)
4. Resonac Corporation (2 from 288 patents)
5. Showa Denko Kabushiki Kaisha (1 from 405 patents)
6. Nikon Vision Co., Ltd. (1 from 90 patents)
35 patents:
1. 11990166 - Ferroelectric recording medium and ferroelectric storage apparatus
2. 11705157 - Ferroelectric recording medium and ferroelectric storage apparatus
3. D783072 - Microscope
4. D742951 - Digital camera
5. D696332 - Digital camera
6. D671586 - Camera lens
7. D670320 - Digital camera
8. D669520 - Digital camera
9. D665005 - Camera lens
10. D664583 - Camera lens
11. D664582 - Digital camera
12. D623676 - Binoculars
13. D579472 - Binoculars
14. D556800 - Microscope
15. D484899 - Binoculars