RY

Ryohei YOSHIKAWA

FI Fujifilm Business Innovation: 17 patents #24 of 1,659Top 2%
GH Gree Holdings: 2 patents #131 of 205Top 65%
Overall (All Time): #227,224 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12259671 Resin belt, fixing belt, fixing device, and image forming apparatus Kenji Kajiwara, Hiroaki Tanaka, Taiki NAGAMATSU, Tomotake Inagaki 2025-03-25
12253815 Endless belt, fixing belt, fixing device, and image forming apparatus Tomotake Inagaki, Kenji Kajiwara, Hiroaki Tanaka, Taiki NAGAMATSU 2025-03-18
12197156 Polymer film, tubular fixing member, fixing device, and image forming apparatus Kenji Kajiwara, Hiroaki Tanaka, Taiki NAGAMATSU, Tomotake Inagaki, Masayuki Seko 2025-01-14
12174571 Fixing belt including layer of polyimide and specific filler, fixing device including the fixing belt, and image forming apparatus including the fixing device Hiroaki Tanaka, Kenji Kajiwara, Taiki NAGAMATSU, Tomotake Inagaki 2024-12-24
12117752 Resin belt for image forming apparatus, fixing belt, fixing device, and image forming apparatus Tomotake Inagaki, Kenji Kajiwara, Yasuhiko Kinuta, Hitoshi Komuro 2024-10-15
12111590 Fixing device having reduced increase in rotational torque of second rotatable member providing an image with reduced unevenness in gloss to be formed and image forming apparatus using the same Kenji Omori, Hideaki Ohara 2024-10-08
12105455 Sliding member for fixing device, fixing device, and image forming apparatus Kenji Omori, Hideaki Ohara 2024-10-01
11796946 Belt having an aggregate with entagled and non-entangled fibrous carbons Tomotake Inagaki 2023-10-24
11774885 Polymer material molded product, fixing member, method for producing fixing member, fixing device, and image forming apparatus Kenji Kajiwara, Tomotake Inagaki, Kenji Omori, Ryosuke Kubota, Jun Kimura +1 more 2023-10-03
11662877 Image distribution method, image distribution server device and chat system Gaku Mizukami 2023-05-30
11644776 Endless belt, fixing belt, fixing device, and image forming apparatus Hideaki Ohara, Tomotake Inagaki, Kenji Omori, Kenji Kajiwara, Junko YAMASAKI 2023-05-09
11537073 Fixing belt, fixing device, and image forming apparatus Tomotake Inagaki 2022-12-27
11531295 Fixing belt, fixing device, and image forming apparatus Tomotake Inagaki 2022-12-20
11334006 Transfer device, image forming apparatus, and endless belt Daisuke Tanemura, Shigeru Fukuda, Satoya Sugiura, Tomotake Inagaki, Masato Ono +6 more 2022-05-17
11327425 Fixing belt, fixing device, and image forming apparatus Tomotake Inagaki, Ryo Sekiguchi 2022-05-10
11169655 Image distribution method, image distribution server device and chat system Gaku Mizukami 2021-11-09
11067928 Fixing member, fixing unit, and image forming apparatus Tomotake Inagaki, Yusuke Watanabe, Tomoko Suzuki, Hideaki Ohara 2021-07-20
10990048 Fixing belt, fixing device, and image forming apparatus Tomotake Inagaki, Ryo Sekiguchi 2021-04-27
10802433 Fixing member, fixing unit, and image forming apparatus Yusuke Watanabe, Tomoko Suzuki, Tomotake Inagaki, Hideaki Ohara 2020-10-13