Average Co-Inventor Count = 3.43
ph-index = 2
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. Idemitsu Petrochemical Co., Ltd. (1 from 555 patents)
2. Nihon Shokuhin Kako Co., Ltd. (1 from 31 patents)
3. Tohoku Electronic Industrial Co., Ltd. (1 from 2 patents)
2 patents:
1. 5120556 - Method for inhibiting oxidation of unsaturated hydrocarbon compounds and
2. 4900680 - Method and apparatus for measuring lipid peroxide