Average Co-Inventor Count = 2.18
ph-index = 1
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. Vatech Ewoo Holdings Co., Ltd. (2 from 87 patents)
2. Vatech Co., Ltd. (2 from 71 patents)
4 patents:
1. 11871864 - Compression type ramen cooker using induction heater
2. 11819154 - Compression chamber for compression type ramen cooker
3. 11224114 - X-ray generator
4. 10265038 - X-ray photographing device comprising variable type arm