Average Co-Inventor Count = 3.36
ph-index = 13
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. (53 from 42,485 patents)
2. Mitsubishi Heavy Industries Limited (4 from 4,618 patents)
3. The Furukawa Electric Co., Ltd. (4 from 2,630 patents)
4. International Business Machines Corporation (3 from 164,108 patents)
5. Canon Kabushiki Kaisha (3 from 90,594 patents)
6. Ntt Mobile Communications Network, Inc. (3 from 247 patents)
7. Nec Corporation (2 from 35,658 patents)
8. Nippon Telegraph and Telephone Corporation (2 from 5,289 patents)
9. Hitachi-high-technologies Corporation (2 from 2,874 patents)
10. Showa Denko Kabushiki Kaisha (2 from 405 patents)
11. Sony Corporation (1 from 58,129 patents)
12. Nsk Corporation (1 from 2,430 patents)
13. Showa Denko K.k. (1 from 1,960 patents)
14. Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. (1 from 287 patents)
15. Lion Corporation (1 from 271 patents)
85 patents:
1. 11595584 - Imaging apparatus, method of controlling imaging apparatus and computer-readable medium
2. 11229837 - Haptic presentation apparatus
3. 11148513 - Weather strip
4. 10954816 - Turbocharger
5. 9116859 - Disk array system having a plurality of chassis and path connection method
6. 8886993 - Storage device replacement method, and storage sub-system adopting storage device replacement method
7. 8868878 - Disk array system and hard disk drive expansion method thereof
8. 8841612 - Charged particle beam microscope
9. 8677181 - Storage apparatus and method of detecting power failure in storage apparatus
10. 8522628 - Liquid sample analyzing apparatus and liquid sample introducing apparatus
11. 8465251 - Compressor device
12. 8376696 - Variable-capacity exhaust turbocharger equipped with variable-nozzle mechanism
13. 8364927 - Disk array system and hard disk drive expansion method thereof
14. 8348601 - Variable nozzle mechanism
15. 8312325 - Storage system that finds occurrence of power source failure