Average Co-Inventor Count = 3.97
ph-index = 3
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. (5 from 42,485 patents)
2. Olympus Corporation (4 from 8,186 patents)
3. Nippon Sheet Glass Company, Limited (2 from 1,156 patents)
9 patents:
1. 11596719 - Adhesion prevention film for medical devices and medical device
2. 11378521 - Optical condition determination system and optical condition determination method
3. 11123525 - Wire for medical device and medical device
4. 9733066 - Shape measuring method and device
5. 9541380 - Shape measuring method and device
6. 7407889 - Method of manufacturing article having uneven surface
7. 7354526 - Processing method for glass substrate, processed glass product and stress applying apparatus
8. 5737239 - Shaking test method and system for a structure
9. 5255759 - Apparatus for preventing vibration of elevator tail-line