Average Co-Inventor Count = 5.00
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. 3M Innovative Properties Company (4 from 14,087 patents)
4 patents:
1. 6405730 - Ophthalmic drape with tear line and method
2. 6286511 - Ophthalmic drape with tear line and method
3. 6105579 - Ophthalmic drape with tear line and method
4. 6070587 - One-piece opthalmic drape and methods