Average Co-Inventor Count = 5.71
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. Dainichiseika Color & Chemicals Mfg. Co., Ltd. (3 from 265 patents)
2. Ukima Colour & Chemicals Mfg. Co., Ltd. (3 from 28 patents)
3. Other (1 from 832,761 patents)
4 patents:
1. 6358306 - Ink-jet recording sheet and coating formulation for the production of the sheet
2. 6159605 - Ink-jet recording sheet
3. 6143419 - Ink-jet recording sheet comprising a molecule containing tertiary amino
4. 6117552 - Ink-jet recording sheet and coating formulation for the production of