Average Co-Inventor Count = 3.78
ph-index = 18
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. (60 from 28,480 patents)
2. Sony Interactive Entertainment Inc. (11 from 3,004 patents)
3. Olympus Optical Company, Ltd. (10 from 5,729 patents)
4. Tdk Corporation (9 from 7,917 patents)
5. Sony Computer Entertainment Inc. (9 from 1,799 patents)
6. Nec Corporation (8 from 35,562 patents)
7. Sony Corporation (6 from 58,124 patents)
8. Other (2 from 832,448 patents)
9. Hitachi, Ltd. (2 from 42,456 patents)
10. Olympus Corporation (2 from 8,152 patents)
11. Fuji Jukogyo Kabushiki Kaisha (2 from 2,208 patents)
12. Nippon Telegraph and Telephone Corporation (1 from 5,288 patents)
13. Kao Corporation (1 from 3,592 patents)
14. Ebara Corporation (1 from 2,502 patents)
15. Canon Kabushiki Kaisha (90,331 patents)
153 patents:
1. 12357420 - Cleaning support system, processing apparatus, and cleaning support method
2. 12353051 - Lens drive device
3. 12195286 - Negative pressure-generating structure and actuator
4. 12124044 - Display control apparatus and display control method
5. 12053878 - Actuator sensing device and actuator control system
6. 12036666 - Actuator
7. 11911891 - Actuator system
8. 11883952 - Actuator
9. 11768383 - Display control apparatus and display control method
10. 11735991 - Actuator
11. 11398331 - Actuator capable of performing rational motion
12. 11322249 - Fee-setting system and fee-setting method
13. 11270410 - Video display system
14. 11243376 - Lens drive device
15. 11237351 - Lens drive device