Average Co-Inventor Count = 2.06
ph-index = 20
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. Nec Corporation (36 from 35,705 patents)
2. Canon Kabushiki Kaisha (13 from 90,697 patents)
3. Ricoh Company, Ltd. (6 from 28,566 patents)
4. Tdk Corporation (5 from 7,968 patents)
5. Mitsubishi Heavy Industries Limited (4 from 4,629 patents)
6. Citizen Watch Company, Ltd. (4 from 2,002 patents)
7. Sumitomo Heavy Industries, Ltd. (4 from 1,179 patents)
8. Calsonic Kansei Corporation (4 from 560 patents)
9. Japan Tobacco Inc. (2 from 1,039 patents)
10. Mitsubishi Hitachi Power Systems, Ltd. (2 from 651 patents)
11. Nec Lcd Technologies, Ltd. (2 from 568 patents)
12. Anelva Corporation (2 from 256 patents)
13. Other (1 from 832,843 patents)
14. Oki Electric Industry Co., Ltd. (1 from 4,979 patents)
15. Nippon Telegraph and Telephone Public Corporation (1 from 522 patents)
86 patents:
1. 9971268 - Curable liquid developer having a cationically polymerizable liquid monomer with a monofunctional vinyl ether compound
2. 9891546 - Ultraviolet-curable liquid developer
3. 9891547 - Ultraviolet-curable liquid developer
4. 9458323 - Production process for self-dispersible pigment, self-dispersible pigment, ink, ink cartridge and ink jet recording method
5. 9185092 - Confidential communication method using VPN, system thereof, program thereof, and recording medium for the program
6. 9097188 - Gas turbine device
7. 9074532 - Power generation plant
8. 8899047 - Gas turbine power plant having fuel heating means
9. 8877521 - Semiconductor ferroelectric device, manufacturing method for the same, and electronic device
10. 8722572 - Metal catalyst substrate and its manufacturing method
11. 8723240 - Semiconductor device, manufacturing method for the same, and electronic device
12. 8710507 - Semiconductor thin film, thin film transistor, method for manufacturing same, and manufacturing equipment of semiconductor thin film
13. 8628863 - Indenopyrene compound and organic light-emitting device using the compound
14. 8377805 - Semiconductor thin film, thin film transistor, method for manufacturing same, and manufacturing equipment of semiconductor thin film
15. 8151572 - Method of starting and stopping gas turbine and start-and-stop control device