Average Co-Inventor Count = 2.00
ph-index = 2
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. Limax Electronics Co., Ltd. (3 from 18 patents)
3 patents:
1. D438235 - Calculator
2. D437351 - Calculator with perpetual calendar
3. D436992 - Alarm with perpetual calendar suitable for traveler