Average Co-Inventor Count = 3.14
ph-index = 9
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. (13 from 28,566 patents)
2. Daicel Chemical Industries, Ltd. (11 from 1,165 patents)
3. Daicel Corporation (5 from 640 patents)
4. Kao Corporation (2 from 3,602 patents)
31 patents:
1. 10669109 - Sheet end position regulating device, sheet loader incorporating the sheet end position regulating device, sheet feeding device incorporating the sheet end position regulating device, and image forming apparatus incorporating the sheet end position regulating device
2. 10307540 - Needleless syringe
3. 9956346 - Syringe
4. 9555193 - Syringe
5. 9474860 - Needleless syringe
6. 8944708 - Sheet conveying device, and image forming apparatus including same
7. 8876158 - Air bag apparatus
8. 8485516 - Sheet conveying device, and image forming apparatus including same
9. 8177216 - Sheet conveying device with hold and transfer unit
10. 8016283 - Recording sheet feeder and image forming apparatus providing easy maintenance with simple structure
11. 7992858 - Sheet conveying apparatus, image scanning apparatus, and image forming apparatus
12. 7922167 - Sheet conveying device, and image forming apparatus including same
13. 7758071 - Inflator
14. 7708276 - Sheet conveying path switching device used in image forming apparatus, and sheet conveying device
15. 7621519 - Sheet conveying apparatus, image reading apparatus, and image forming apparatus