Average Co-Inventor Count = 3.13
ph-index = 5
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 Systems, Ltd. (4 from 34 patents)
2. Sumitomo Cement Co., Ltd. (3 from 35 patents)
3. Daicel Corporation (2 from 645 patents)
4. Abb Schweiz Ag (1 from 2,641 patents)
5. Mori Machinery Corporation (1 from 3 patents)
6. Japan as Represented by President of National Rehabilitation (1 from 1 patent)
7. Iro Co., Ltd. (1 from 1 patent)
8. Hitachi, Ltd. (42,508 patents)
9. Kyoto Tool Co., Ltd. (7 patents)
7 patents:
1. 11020757 - Rotary atomizing head, rotary atomizing head managing system, and rotary atomizing head managing method
2. D836142 - Punch of tableting machine
3. 9945645 - Igniter assembly, airbag system, and detection system and detection method for same
4. 9688235 - Igniter, igniter assembly, and detection system and detection method therefor
5. 5256271 - Method of immobilizing biofunctional material, and element prepared
6. 4963145 - Porous ceramic material and processes for preparing same
7. 4654314 - Porous ceramic material and processes for preparing same