Average Co-Inventor Count = 2.00
ph-index = 3
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. Sony Corporation (3 from 58,129 patents)
2. Nippon Bunkaseiko Co., Ltd. (1 from 1 patent)
4 patents:
1. 6672694 - Method of forming an image on optical disks by inkjet printing
2. 5744191 - Method and apparatus for use in producing cathode ray tube
3. 5702526 - Apparatus for use in producing cathode ray tube
4. 5660875 - Method and apparatus for use in producing cathode ray tube