Average Co-Inventor Count = 3.90
ph-index = 2
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. Kabushiki Kaisha Toshiba (15 from 52,766 patents)
2. Toshiba Tec Kabushiki Kaisha (15 from 6,184 patents)
15 patents:
1. 10057452 - Image forming system and image forming method
2. 10007222 - Cartridge, image forming apparatus and quality determining method of cartridge
3. 9891573 - Apparatus and method for forming an image on a recording medium using erasable material and non-erasable material
4. 9868314 - Decoloring method and decoloring device
5. 9796200 - Decoloring method and decoloring device
6. 9684273 - Apparatus that forms an image on a medium using a plurality of erasable materials and erasing apparatus
7. 9619188 - Image forming system and image forming method
8. 9552184 - Facsimile apparatus and method for printing facsimile
9. 9533524 - Cartridge, image forming apparatus and quality determining method of cartridge
10. 9481193 - Apparatus and method for forming an image on a medium using a plurality of erasable materials
11. 9282221 - Facsimile apparatus and method for printing facsimile
12. 9248661 - Decoloring method and decoloring device
13. 9250837 - Image forming system and image forming method
14. 9158252 - Apparatus and method for forming an image on a recording medium using erasable material and non-erasable material
15. 9128442 - Cartridge, image forming apparatus and quality determining method of cartridge