ST

Sakon Takahashi

FI Fujifilm Business Innovation: 42 patents #693 of 1,659Top 45%
Overall (All Time): #73,021 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
11614694 Electrostatic image developer, process cartridge, image forming apparatus, and image forming method Soutaro Kakehi, Yutaka Saito 2023-03-28
11181841 Toner for electrostatic image development, electrostatic image developer, and toner cartridge Moegi Iguchi, Yasuko Torii 2021-11-23
10599061 Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Soutaro Kakehi, Yasuko Torii, Moegi Iguchi 2020-03-24
10585367 Electrostatic charge image developing toner and electrostatic charge image developer Yuka Yamagishi, Moegi Iguchi, Yutaka Saito, Mona TASAKI, Soutaro Kakehi 2020-03-10
10527962 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Yuka Yamagishi, Moegi Iguchi, Yutaka Saito, Mona TASAKI, Soutaro Kakehi 2020-01-07
10514623 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Soutaro Kakehi, Moegi Iguchi, Yutaka Saito, Mona TASAKI, Yuka Yamagishi 2019-12-24
10488776 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Yutaka Saito, Moegi Iguchi, Mona TASAKI, Soutaro Kakehi, Yuka Yamagishi 2019-11-26
10423087 Electrostatic charge image developing toner and electrostatic charge image developer Moegi Iguchi, Soutaro Kakehi, Yuka Yamagishi, Yutaka Saito, Mona TASAKI +3 more 2019-09-24
10394151 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Mona TASAKI, Moegi Iguchi, Yutaka Saito, Soutaro Kakehi, Yuka Yamagishi 2019-08-27
10025210 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Takeshi Tanabe, Yasuaki Hashimoto, Masaaki Usami, Yuka ZENITANI, Hiroshi Kamada +3 more 2018-07-17
9910372 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Moegi Iguchi, Takeshi Tanabe, Hiroshi Kamada, Yasuaki Hashimoto, Masaaki Usami +3 more 2018-03-06
9835962 Electrostatic image-developing toner, electrostatic image developer, and toner cartridge Satoshi KAMIWAKI, Akira Matsumoto, Tsuyoshi Murakami, Satoshi Miura, Atsushi Sugawara +6 more 2017-12-05
9535362 Carrier set for electrostatic charge image developer, electrostatic charge image developer set, and process cartridge Soutaro Kakehi, Moegi Iguchi, Akihiro Iizuka 2017-01-03
9442404 Electrostatic-image-developing toner, electrostatic image developer, and toner cartridge Yutaka Saito, Yasuaki Hashimoto, Tsutomu FURUTA, Yuka Yamagishi 2016-09-13
9274483 Image forming apparatus, image forming method, and computer readable medium having image density adjustment control Yutaka Kiuchi, Kazuhiko Arai, Kunihiko Sato, Masayo Higashimura, Kosuke Yamada +2 more 2016-03-01
9244386 Developing device and image forming apparatus Kunihiko Sato, Yoko Miyamoto, Yoshiya Mashimo, Masaaki Takahashi, Nobumasa Furuya +1 more 2016-01-26
9195167 Image forming apparatus Yutaka Kiuchi, Masayo Higashimura, Atsumi Kurita, Kunihiko Sato, Kosuke Yamada +1 more 2015-11-24
9164436 Fixing device and image forming apparatus Atsumi Kurita, Masayo Higashimura, Yutaka Kiuchi, Kunihiko Sato 2015-10-20
9091971 Image-forming apparatus Yutaka Kiuchi, Masayo Higashimura, Atsumi Kurita 2015-07-28
8989631 Image-forming apparatus and method Takayuki Yamashita, Yutaka Kiuchi, Masayo Higashimura, Kunihiko Sato 2015-03-24
8942587 Electrostatic image developer and image forming apparatus Akihiro Iizuka, Motoko Sakai, Kunihiko Sato, Kazuhiko Arai, Nobumasa Furuya +3 more 2015-01-27
8923712 Image forming apparatus Yutaka Kiuchi, Masayo Higashimura, Atsumi Kurita, Kunihiko Sato, Kosuke Yamada +1 more 2014-12-30
8913916 Developer, image-forming apparatus, and method for forming image Shinichi Kawamata, Kunihiko Sato, Nobumasa Furuya, Kazuhiko Arai, Masaaki Takahashi +2 more 2014-12-16
8735036 Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method Katsuyuki Kitajima, Yutaka Saito, Michio Take 2014-05-27
8685608 Two-component developer, developer cartridge, process cartridge, and image forming apparatus Motoko Sakai, Yutaka Saito, Katsuyuki Kitajima 2014-04-01