Average Co-Inventor Count = 2.00
ph-index = 6
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. Fujicopian Co., Ltd. (6 from 99 patents)
6 patents:
1. 5888644 - Thermal transfer recording material
2. 5882797 - Thermal transfer recording material
3. 5773149 - Thermal transfer recording material
4. 5714249 - Thermal transfer recording material
5. 5658667 - Thermal transfer recording material
6. 5499877 - Transfer ribbon cassette, a case for enclosing the cassette, and a paint