Average Co-Inventor Count = 2.75
ph-index = 12
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. Hitachi, Ltd. (15 from 42,485 patents)
2. Panasonic Intellectual Property Management Co., Ltd. (14 from 13,247 patents)
3. Hitachi-high-technologies Corporation (11 from 2,874 patents)
4. Sony Corporation (7 from 58,129 patents)
5. Mitsubishi Denki Kabushiki Kaisha (4 from 21,351 patents)
6. Hitachi High-tech Corporation (4 from 1,116 patents)
7. Jfe Steel Corporation (2 from 1,792 patents)
8. Hitachi Metals, Ltd. (1 from 2,333 patents)
9. Mitsubishi Denki K.k. (1 from 488 patents)
10. Hokkaido University (1 from 415 patents)
11. Showa Denko Materials Co., Ltd. (1 from 139 patents)
12. Kankyou Engineering Co., Ltd. (1 from 1 patent)
61 patents:
1. D1055046 - Portable computer
2. D1018530 - Portable computer
3. D1010727 - Payment terminal
4. D1009875 - Mobile terminal
5. 11605530 - Plasma processing apparatus, data processing apparatus and data processing method
6. D968396 - Portable computer
7. 11417892 - Fuel cell
8. 11308182 - Data processing method, data processing apparatus and processing apparatus
9. D935994 - Battery for portable computer
10. 11141791 - Alloy article, method for manufacturing same, and product using same
11. D929404 - Mobile terminal
12. 10927442 - Nanocrystal production method, and steel production method
13. D909469 - Payment terminal
14. 10783220 - Data processing method, data processing apparatus and processing apparatus
15. 10615010 - Plasma processing apparatus, data processing apparatus and data processing method