Average Co-Inventor Count = 1.57
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. Alpine Electronics, Inc. (6 from 937 patents)
6 patents:
1. 11332045 - Operation system and control method
2. 11267394 - Projection apparatus for indicating a recommended position to observe a movable body, portable device, and recording medium
3. 10755711 - Information presentation device, information presentation system, and terminal device
4. 9139127 - Vehicle-mounted display system
5. 7382967 - Video disk player
6. D550637 - Digital audio disc player with tuner and television monitor