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. Casio Computer Co., Ltd. (3 from 5,219 patents)
3 patents:
1. 11532290 - Method for assembling keyboard instrument
2. 11335308 - Keyboard instrument and manufacturing method therefor
3. 11195499 - Keyboard instrument and manufacturing method therefor