Average Co-Inventor Count = 1.89
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. Kabushiki Kaisha Komatsu Seisakusho (3 from 1,009 patents)
3 patents:
1. 5204865 - Data extracting circuit for serial control apparatus
2. 5170338 - Apparatus for carrying out serial control and method of controlling said
3. 4951055 - Apparatus for detecting materials buried under the ground