Average Co-Inventor Count = 3.64
ph-index = 2
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. Mitsui Chemicals, Inc. (5 from 1,786 patents)
2. Carl Zeiss Vision International Gmbh (225 patents)
5 patents:
1. 11402668 - Frame component, temple, frame, and eyewear
2. 11294199 - Eyewear
3. 11294204 - Sensor module, temple, frame and eyewear
4. D860304 - Eyeglasses
5. D848523 - Eyeglasses