Average Co-Inventor Count = 2.67
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. Siemens Aktiengesellschaft (4 from 30,034 patents)
4 patents:
1. 5414321 - Surface-wave arrangement having a structure for preventing interfering
2. 5379010 - Surface acoustic wave reflector filter having two non-resonant tracks
3. 5351022 - Surface acoustic wave reflector filter
4. 5349260 - Two track surface wave arrangement with improved selection property