Ryosuke Tsuruga has been granted 8 US patents while listed as an inventor at Canon . The first was granted in 2020 and the most recent in July 2025. Ryosuke Tsuruga ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Ryosuke Tsuruga in Chiba, JP.
Patents per Year Patents granted per year, 2020 to 2025 Bar chart with a peak of 2 patents in 2022. peak 2 2020: 1 patents 2020 2022: 2 patents 2022 2023: 1 patents 2023 2024: 2 patents 2024 2025: 2 patents 2025
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12372900 Image forming apparatus Manato Kobayashi , Yusuke Minato , Izuru Tanaka 2025-07-29
12321123 Charge eliminating apparatus, image forming apparatus, and charge adjusting apparatus Ryo Aihara , Shin-Ichirou Ono , Yutaka Kakehi , Yasuharu Chiyoda , Keisuke Mogi +1 more 2025-06-03
11960221 Image forming apparatus Yutaka Kakehi , Tatsuya Kohno , Manato Kobayashi 2024-04-16
11947285 Image forming apparatus with coated belt pressing member Manato Kobayashi , Yutaka Kakehi 2024-04-02
11556082 Intermediary transfer belt, manufacturing method of the intermediary transfer belt, and image forming apparatus Toshiyuki Yoshida , Jun Ohira , Akeshi Asaka , Hiroto Sugimoto , Takanori Ueno +11 more 2023-01-17
$38,000
11500309 Image forming apparatus Yutaka Kakehi , Tatsuya Kohno , Manato Kobayashi 2022-11-15
$22,000
11347165 Image forming apparatus Yutaka Kakehi , Tatsuya Kohno , Manato Kobayashi 2022-05-31
$46,000
10768557 Intermediary transfer belt and image forming apparatus Kaoru Okamoto , Kazuhisa Shirayama , Yasutomo Tsuji 2020-09-08
$24,000
