Average Co-Inventor Count = 2.29
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. Mitsui Petrochemical Industries, Ltd. (4 from 1,008 patents)
4 patents:
1. 5755940 - Lithium ionic conducting glass thin film and carbon dioxide sensor
2. 5314757 - Information recording media
3. 5041341 - Information recording media
4. 5032470 - Optical recording medium with an aluminum alloy metallic layer