Average Co-Inventor Count = 3.54
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 (3 from 14,059 patents)
2. Seiko Epson Corporation (1 from 33,404 patents)
3. Polaroid Corporation (1 from 2,176 patents)
4. Pgi Graphics Imaging LLC (1 from 2 patents)
6 patents:
1. 7717564 - Projection system including intrinsic polarizer
2. 7391569 - Projection system including intrinsic polarizer
3. 6630970 - Polarizers for use with liquid crystal displays
4. 6549335 - High durability circular polarizer for use with emissive displays
5. 6309497 - Method for making a protected reflection image
6. 5486397 - Protected reflection image