Average Co-Inventor Count = 3.06
ph-index = 16
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. (22 from 42,485 patents)
2. Fuji Jukogyo Kabushiki Kaisha (18 from 2,208 patents)
3. Hitachi-high-technologies Corporation (7 from 2,874 patents)
4. Other (4 from 832,680 patents)
5. Mitsubishi Denki Kabushiki Kaisha (2 from 21,351 patents)
6. Hitachi High-tech Corporation (2 from 1,116 patents)
7. Pentax Corporation (2 from 1,056 patents)
8. Mitsubishi Electric Corporation (1 from 15,844 patents)
9. Hoya Corporation (1 from 2,528 patents)
59 patents:
1. 12444629 - Substrate inspection device
2. 11946858 - Examination device
3. 9384603 - Failure cause classification apparatus
4. 9091595 - Analysis method, analysis device, and etching processing system
5. 8926790 - Plasma processing apparatus
6. 8406973 - Driving force control unit for vehicle
7. 8115162 - Sliding door apparatus and elevator including an obstruction detection system
8. 8108084 - Vehicle display device
9. 7772970 - Vehicle display device
10. 7747374 - Driving force control unit for a vehicle
11. 7742865 - Driving force control unit for a vehicle
12. 7686917 - Plasma processing system and apparatus and a sample processing method
13. 7601240 - Disturbance-free, recipe-controlled plasma processing system and method
14. 7546197 - Driving force control device of vehicle
15. 7515190 - Portable imaging device including display containing function explanation