Average Co-Inventor Count = 6.00
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. Japan Tobacco Inc. (3 from 1,037 patents)
2. Tokyo Automatic Machinery Works, Ltd. (3 from 44 patents)
3 patents:
1. 4784566 - Method for feeding bar-like materials
2. 4696617 - Apparatus for feeding bar-like materials
3. 4661034 - Bar-like member supplying method and device