Average Co-Inventor Count = 3.49
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. Alps Alpine Co., Ltd. (4 from 571 patents)
2. Alps Electric Co., Ltd. (1 from 4,048 patents)
5 patents:
1. 12397844 - Input device
2. 11874684 - Operation input device
3. 11810738 - Input device employing a flex sensor and a switch outputting first and second signals
4. 11604488 - Input device
5. D679841 - Light source unit