Average Co-Inventor Count = 1.43
ph-index = 5
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. Ricoh Company, Ltd. (18 from 28,559 patents)
2. Mitsumi Electric Company Ltd. (2 from 1,572 patents)
3. Ricoh Corporation (1 from 233 patents)
19 patents:
1. D757839 - Projector
2. D757149 - Projector
3. 9338360 - Imaging apparatus
4. D735791 - Projector
5. D732594 - Camera
6. 9063399 - Electronic device having a vent unit
7. 9028077 - Projector
8. 8955990 - Projector
9. 8896627 - Information display device, information display system, and computer program product
10. 8639103 - Imaging apparatus
11. D680572 - Projector
12. 8422873 - Imaging apparatus
13. 8305607 - Method of processing display, including detecting operation state of component unit
14. 8204369 - Imaging apparatus
15. 8131081 - Image processing apparatus, and computer program product