Average Co-Inventor Count = 3.80
ph-index = 3
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. Nippon Paper Industries Co., Ltd. (5 from 343 patents)
5 patents:
1. 6844116 - Transfer sheet for transferring protective layer for photographic emulsion face and photomask with protective layer
2. 6607801 - Heat-sensitive adhesive sheet and information-recorded sheet material using the same
3. 6060210 - Varnishing film and method of adjusting the surface gloss of prepress
4. 5845575 - Varnishing film and method of adjusting the surface gloss of prepress
5. 5387491 - Photosensitive transfer sheet