TI

Takehiro Ishidate

Canon: 74 patents #284 of 19,416Top 2%
Overall (All Time): #25,400 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 25 most recent of 75 patents

Patent #TitleCo-InventorsDate
12399459 Image forming apparatus Hiroki Takano, Ryoichi Kawasumi 2025-08-26
12399446 Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor Ryoichi Kawasumi, Hiroki Takano 2025-08-26
12393136 Image forming apparatus that cools an exposure device Ryoichi Kawasumi, Hiroki Takano, Koji Suzuki 2025-08-19
12386308 Image forming apparatus including exposure unit and exposure cooling unit Hiroki Takano, Ryoichi Kawasumi 2025-08-12
12298708 Image forming apparatus with cooling configuration Hiroki Takano, Ryoichi Kawasumi 2025-05-13
12271149 Image forming apparatus Ryoichi Kawasumi, Hiroki Takano, Koji Suzuki 2025-04-08
12253810 Image forming apparatus Ryoichi Kawasumi, Hiroki Takano 2025-03-18
12164257 Cleaning rod for optical print head included in image forming apparatus Yuta Okada, Shinichiro Hosoi, Toshiki Momoka, Ryota Fukumoto 2024-12-10
12164240 Image forming apparatus including retractable exposure portion Ryoichi Kawasumi, Hiroki Takano 2024-12-10
12066766 Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor Ryoichi Kawasumi, Hiroki Takano 2024-08-20
12055869 Image forming apparatus that cools an exposure device Ryoichi Kawasumi, Hiroki Takano, Koji Suzuki 2024-08-06
12032327 Image forming apparatus Hiroki Takano, Ryoichi Kawasumi 2024-07-09
11994826 Image forming apparatus Ryoichi Kawasumi, Hiroki Takano 2024-05-28
11841632 Optical print head, image forming apparatus including the optical print head, and manufacturing method of the optical print head Toshiki Momoka, Hitoshi Iwai, Shinichiro Hosoi, Daisuke Aruga, Ryota Fukumoto 2023-12-12
11827036 Optical print head and method for manufacturing optical print head 2023-11-28
11422482 Light-emitting diode exposure head and image forming apparatus including light-emitting diode exposure head Hitoshi Iwai, Shinichiro Hosoi 2022-08-23
11366405 Optical print head, image forming apparatus and manufacturing method of the optical print head Yasuaki Otoguro, Yuta Okada, Daisuke Aruga, Hitoshi Iwai, Shinichiro Hosoi +4 more 2022-06-21
11347158 Image forming apparatus including optical print head Ryota Fukumoto, Shinichiro Hosoi, Toshiki Momoka, Yuta Okada 2022-05-31
11340550 Cleaning rod for optical print head included in image forming apparatus Yuta Okada, Shinichiro Hosoi, Toshiki Momoka, Ryota Fukumoto 2022-05-24
11249434 Image forming apparatus including optical print head Yuya Tamura, Hitoshi Iwai, Shinichiro Hosoi, Toshiki Momoka, Daisuke Aruga 2022-02-15
11079698 Image forming apparatus including optical print head Daisuke Aruga, Toshiki Momoka 2021-08-03
11067915 Cleaning member used in image forming apparatus including optical print head, and image forming apparatus including optical print head Daisuke Aruga, Hitoshi Iwai, Shinichiro Hosoi, Toshiki Momoka, Ryota Fukumoto 2021-07-20
11042103 Image forming apparatus having optical print head Daisuke Aruga, Toshiki Momoka 2021-06-22
10928747 Image forming apparatus including optical print head Hitoshi Iwai, Yuya Tamura, Toshiki Momoka 2021-02-23
10928746 Image forming apparatus including optical print head Daisuke Aruga, Hitoshi Iwai, Shinichiro Hosoi, Toshiki Momoka, Yuya Tamura +1 more 2021-02-23