Average Co-Inventor Count = 14.01
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. Kabushiki Kaisha Toshiba (1 from 52,735 patents)
2. Japan Tobacco Inc. (1 from 1,039 patents)
1 patent:
1. 5234304 - Method and apparatus for workpiece installation