Average Co-Inventor Count = 1.05
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. Pentax Corporation (9 from 1,056 patents)
2. Hoya Corporation (7 from 2,530 patents)
3. Asahi Kogaku Kogyo Kabushiki Kaisha (3 from 3,132 patents)
4. Asahi Kogaku Kogyo K.k. (1 from 176 patents)
20 patents:
1. D892833 - Display screen with a transitional graphical user interface
2. D892832 - Display screen with a transitional graphical user interface
3. D892834 - Display screen with graphical user interface
4. D878578 - Endoscope processor
5. D674486 - Video laryngoscope
6. D643117 - Processor for endoscope
7. D641082 - Processor for endoscope
8. D641081 - Processor for endoscope
9. D618794 - Video laryngoscope
10. D572742 - Digital camera
11. D557305 - Digital camera
12. D548257 - Digital camera
13. D517106 - Digital camera
14. D515125 - Digital camera
15. D513758 - Digital camera