Average Co-Inventor Count = 1.68
ph-index = 4
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 (8 from 52,751 patents)
2. Ricoh Company, Ltd. (4 from 28,577 patents)
3. Other (1 from 832,880 patents)
4. Canon Kabushiki Kaisha (1 from 90,753 patents)
5. Molex Corporation (1 from 3,013 patents)
6. Toshiba Digital Solutions Corporation (1 from 113 patents)
15 patents:
1. 12187568 - Drive unit, sheet conveyor, and image forming apparatus
2. 12111600 - Powder conveying device and image forming apparatus incorporating same
3. 11789385 - Transfer bias and pressure in an image forming apparatus
4. 10997400 - Interest maintaining system and server
5. 9904247 - Cooling device and image forming apparatus incorporating the cooling device
6. 7509052 - Optical receiver, optical transmitter and optical transceiver
7. 7248800 - Optical receiver, optical transmitter and optical transceiver
8. 6767138 - Optical receptacle
9. D489038 - Photoelectric conversion device
10. D488773 - Photoelectric conversion device
11. D488125 - Photoelectric conversion device
12. D487723 - Photoelectric conversion device
13. 6709166 - Connector assembly with multi-part housing
14. D483011 - Photoelectric conversion device
15. 5239605 - Optical signal receiver module having light receiver unit and amplifier