Average Co-Inventor Count = 1.60
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 Pencil Company, Limited (1 from 384 patents)
2. Medical Clean Products Inc. (1 from 1 patent)
2 patents:
1. 6673312 - Sterilizing method by far-infrared radiation
2. 6457441 - Superheated steam apparatus