Average Co-Inventor Count = 5.83
ph-index = 4
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. Omron Tateisi Electronics Co. (4 from 583 patents)
4 patents:
1. 5128915 - Optical pickup device
2. 5111447 - Integral pick up for an optical digital disc using saw deflection and
3. 4747090 - Integral pickup for an optical digital disc using saw deflection and
4. 4737946 - Device for processing optical data with improved optical allignment means