Average Co-Inventor Count = 3.00
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. Citizen Watch Company, Ltd. (1 from 2,003 patents)
2. Citizen Machinery Co., Ltd. (1 from 83 patents)
1 patent:
1. 11256236 - Abnormality detection device and machine tool including abnormality detection device