Average Co-Inventor Count = 2.77
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. Dai Nippon Printing Co., Ltd. (1 from 3,196 patents)
2. Citizen Holdings Company, Ltd. (1 from 450 patents)
3. Tokyo Denki Kagaku Kogyo Kabushiki Kaisha (1 from 16 patents)
3 patents:
1. 11877473 - Optical laminate, display panel, and display device
2. RE41686 - Electronic watch
3. 4166312 - Apparatus for re-forming an axial lead of an electronic component into