Average Co-Inventor Count = 3.38
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. Fanuc Corporation (1 from 6,066 patents)
2. Olympus Optical Company, Ltd. (1 from 5,729 patents)
2 patents:
1. 5249947 - Injection molding machine having an automatic mold changer
2. 4662717 - Lens and lens holding devices