Average Co-Inventor Count = 5.62
ph-index = 3
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. Gm Global Technolgoy Operations, Inc. (1 from 31,024 patents)
2. Siemens Vdo Automotive Corporation (1 from 583 patents)
3. Siemens Automotive Corporation (1 from 541 patents)
3 patents:
1. 7129597 - Adaptive actuation vehicle locking system and method
2. 6653747 - Electronic key system including ignition and transmission control
3. 6386447 - Smart card with card in vehicle warning