Average Co-Inventor Count = 1.50
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. Nippon Conlux Co., Ltd. (2 from 81 patents)
2. Kabushiki Kaisha (1 from 26 patents)
3 patents:
1. 5262629 - Information recording and reproducing apparatus
2. 5255137 - Cooling system for recording/reproducing apparatus, with airflow
3. 5189661 - Card carrier