Average Co-Inventor Count = 9.00
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. Mitsubishi Jukogyo Kabushiki Kaisha (2 from 1,326 patents)
2. Chubu Electric Power Company, Inc. (2 from 73 patents)
2 patents:
1. 5435773 - Floor surface blasting apparatus
2. 5339573 - Floor surface blasting apparatus