Average Co-Inventor Count = 1.55
ph-index = 4
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. Olympus Optical Company, Ltd. (3 from 5,729 patents)
2. Olympus Corporation (1 from 8,205 patents)
4 patents:
1. 6750916 - Protective lid having a flash unit incorporated therein for a digital camera
2. 5978602 - Photographic lens unit and photographing method
3. 5898600 - Portable information processing apparatus
4. 5719799 - Portable information processing apparatus