Average Co-Inventor Count = 2.67
ph-index = 1
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. Seiko Epson Corporation (4 from 33,404 patents)
4 patents:
1. 11997431 - Illumination device with projector and illumination device
2. 10739668 - Projector having enclosure hung via support member
3. 10288989 - Projector and panel for opening
4. D790003 - Projector