Average Co-Inventor Count = 2.18
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. Toyo Contact Lens Company, Limited (2 from 20 patents)
2. Sony Group Corporation (1 from 3,430 patents)
3. Ebara Corporation (1 from 2,508 patents)
4. Lion Corporation (1 from 271 patents)
4 patents:
1. 12135476 - Medical observation system and display device
2. 7090777 - Aggregation precipitation method
3. 4738790 - Method for cleaning contact lenses with composition containing
4. 4710313 - Detergent composition for contact lenses