Average Co-Inventor Count = 2.86
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. Kabushiki Kaisha Ace Denken (9 from 99 patents)
2. Tokyo Electron Limited (1 from 10,326 patents)
3. Tokyo Electron Sagami Limited (1 from 51 patents)
10 patents:
1. 5769416 - Metallic body detecting apparatus
2. 5611534 - Metal substance detection system for detecting the presence position of
3. 5605329 - Metal body detecting apparatus for detecting location of metal body and
4. 5583435 - Sensor with a plurality of transmission and reception lines for
5. 5564696 - Metal object detection system for detecting the position of a metal
6. 5407050 - Article control system
7. 5405143 - Apparatus with function of detecting location of metal body
8. 5388828 - Apparatus with function of detecting position of existence of metal body
9. 5390109 - Sensor for detecting location of metal body
10. 5217560 - Vertical type processing apparatus