Average Co-Inventor Count = 1.31
ph-index = 13
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. Asahi Kogaku Kogyo Kabushiki Kaisha (25 from 3,132 patents)
2. Pentax Corporation (9 from 1,056 patents)
3. Ricoh Company, Ltd. (7 from 28,566 patents)
4. Hoya Corporation (7 from 2,529 patents)
5. Asahi Kogaku Kogyo K.k. (2 from 176 patents)
50 patents:
1. D1082891 - Underwater case for digital camera
2. D1046853 - Display
3. 11647170 - Image projection device
4. D972008 - Printer
5. D963735 - Projector
6. D956137 - Image forming unit for printer
7. D955470 - Image forming unit for printer
8. 7990458 - Digital camera
9. 7961250 - Photographing apparatus having an exposure mode selection function
10. 7889246 - Photographing apparatus
11. 7839436 - Photographing apparatus with setting for white balance adjustment
12. 7764318 - Photographing apparatus having a white balance adjustment function
13. 7625143 - Camera system
14. 7539409 - Camera having cross-shaped operation member
15. D588179 - Digital camera