Average Co-Inventor Count = 4.42
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. Toppan Printing Co., Ltd. (5 from 1,268 patents)
2. Teijin Limited (4 from 1,586 patents)
3. Other (1 from 832,718 patents)
4. Mizuho Ika Kogyo Kabushiki Kaisha (1 from 8 patents)
5. Sunmedix Co., Ltd. (1 from 1 patent)
6. Nakamura, Kozo (0 patent)
7. Ohnishi, Isao (0 patent)
10 patents:
1. 8303588 - External skeletal fixation device
2. 8231933 - Method for manufacturing organic electroluminescence device
3. 8110344 - Metal photoetching product and production method thereof
4. 7584535 - Method of manufacturing multi-layer wiring board
5. 7546803 - Letterpress printing machine
6. 7498074 - Metal photoetching product and production method thereof
7. 5196147 - Organic nonlinear optical substance
8. 5013583 - Method of producing a magnetic recording medium
9. 4865916 - Magnetic recording medium method for producing the same, and method for
10. 4495343 - Visible light-sensitive polyester polymer and visible light-sensitive