Average Co-Inventor Count = 2.67
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. Oike Industrial Co., Ltd. (2 from 5 patents)
2 patents:
1. 4764496 - Thermal transfer recording medium having an improved hot-sticking
2. 4687680 - Stamping foil