Average Co-Inventor Count = 4.16
ph-index = 10
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 (120 from 33,278 patents)
2. Sieko Epson Corporation (1 from 14 patents)
121 patents:
1. 12443042 - Head-mounted display apparatus
2. 12436396 - Virtual image display device and optical unit capable of adjusting display position of virtual image
3. 12259535 - Optical unit and image display device
4. 12002188 - Optical module and virtual image display device
5. 11769441 - Display module and display device
6. 11656469 - Light-guiding device, virtual image display apparatus, and method for manufacturing light-guiding device
7. 11657482 - Optical module and virtual image display device
8. 11640060 - Head-mounted display
9. 11570394 - Virtual image display apparatus and video device unit manufacturing method
10. 11550154 - Virtual image display device and light-guiding member
11. 11536967 - Light-guiding device, display device, and method of manufacturing light-guiding device
12. 11506895 - Light-guiding device and virtual image display apparatus
13. 11480799 - Head-mounted display
14. 11448882 - Virtual image display apparatus
15. 11435588 - Virtual image display apparatus and light-guiding device