YF

Yoshimasa Fujihara

FI Fujifilm Business Innovation: 21 patents #12 of 1,659Top 1%
Overall (All Time): #199,226 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12314003 Electrostatic image developing toner and electrostatic image developer Daisuke Noguchi, Atsushi Sugawara, Shintaro Anno, Satoshi Miura 2025-05-27
12282292 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Atsushi Sugawara, Kazutsuna SASAKI, Takashi Inukai 2025-04-22
12222676 Preparing method of electrostatic charge image developing toner, electrostatic charge image developing toner, and electrostatic charge image developer Daisuke Noguchi, Kazuhiko Nakamura, Hiroshi Nakazawa 2025-02-11
12189334 Electrostatic charge image developing toner and electrostatic charge image developer Satoshi Miura, Atsushi Sugawara, Shintaro Anno, Daisuke Noguchi 2025-01-07
12050433 Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus Shintaro Anno, Atsushi Sugawara, Daisuke Noguchi, Satoshi Miura 2024-07-30
11906928 Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus Shintaro Anno, Atsushi Sugawara, Daisuke Noguchi, Satoshi Miura 2024-02-20
11892800 Method for producing toner for electrostatic charge image development, toner for electrostatic charge image development, and electrostatic charge image developer Daisuke Noguchi, Kazuhiko Nakamura, Hiroshi Nakazawa, Yuji Isshiki 2024-02-06
11829103 Electrostatic image developing toner, electrostatic image developer, and toner cartridge Daisuke Noguchi, Atsushi Sugawara, Shintaro Anno, Satoshi Miura 2023-11-28
11809130 Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Shintaro Anno, Atsushi Sugawara, Daisuke Noguchi, Satoshi Miura 2023-11-07
11733618 Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Satoshi Miura, Shintaro Anno, Daisuke Noguchi, Atsushi Sugawara 2023-08-22
11698593 Toner for electrostatic image development, electrostatic image developer, and toner cartridge Atsushi Sugawara, Shintaro Anno, Daisuke Noguchi, Satoshi Miura 2023-07-11
11693330 Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Shintaro Anno, Atsushi Sugawara, Daisuke Noguchi, Satoshi Miura 2023-07-04
11675284 Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Shintaro Anno, Atsushi Sugawara, Daisuke Noguchi, Satoshi Miura 2023-06-13
11550235 Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Atsushi Sugawara, Yosuke Tsurumi, Yasuko Torii, Moegi Iguchi 2023-01-10
11550236 Toner for electrostatic image development, electrostatic image developer, and toner cartridge Atsushi Sugawara, Shintaro Anno, Daisuke Noguchi, Satoshi Miura 2023-01-10
11531284 Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Moegi Iguchi, Yosuke Tsurumi, Atsushi Sugawara, Yasuko Torii 2022-12-20
11392052 Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Yasuko Torii, Yosuke Tsurumi, Atsushi Sugawara, Moegi Iguchi 2022-07-19
11353803 Toner for electrostatic image development, electrostatic image developer, and toner cartridge Atsushi Sugawara, Shintaro Anno, Daisuke Noguchi, Satoshi Miura 2022-06-07
11048183 Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Takuro Watanabe, Daisuke Noguchi, Shintaro Anno, Satoshi Miura 2021-06-29
10928745 Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Satoshi Miura, Shintaro Anno, Daisuke Noguchi, Takuro Watanabe 2021-02-23
10571820 White toner for electrostatic latent image development, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Daisuke Noguchi, Kazutsuna SASAKI 2020-02-25