Average Co-Inventor Count = 2.08
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. Other (3 from 832,912 patents)
2. Mares Ltd. (7 patents)
9 patents:
1. 11104406 - Underwater mask with feeding and discharge system for breathing air
2. 11040760 - Underwater mask
3. D910164 - Snorkel mask
4. D910166 - Snorkel mask
5. D910167 - Snorkel mask
6. D910165 - Snorkel mask
7. D881377 - Glass for snorkel mask
8. D881378 - Glass for snorkel mask
9. 10086235 - Swim or a scuba diving fin