Average Co-Inventor Count = 2.82
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. Konishiroku Photo Industry Co., Ltd. (4 from 1,252 patents)
4 patents:
1. 4545661 - Folding camera with movable member mounting an objective lens and reflex
2. 4365881 - Photographic camera with timepiece
3. 4223992 - Release device in a camera equipped with self-cocking mechanism
4. 4117502 - Camera provided with recorder for light of light source