ST

Seiji Terazawa

Ricoh Company: 61 patents #132 of 9,818Top 2%
Overall (All Time): #37,424 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDate
12409971 Packing member, toner container, and packing method Shuntaroh Tamaki, Yosio Sano, Teruo Shibata, Tatsuya Kubo 2025-09-09
12313987 Powder container with a nozzle receiver Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2025-05-27
D1062861 Toner container Shuntaro Tamaki, Gen Kitamura, Hideo Yoshizawa, Tatsuya Kubo 2025-02-18
12135511 Shutter mechanism, toner container, toner cartridge, and image forming apparatus Hideki Arimatsu, Sho Matsuyama 2024-11-05
12078941 Toner container, image forming apparatus, and shutter unit Takashi Uesugi, Gen Kitamura 2024-09-03
11874613 Powder container with a nozzle receiver Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2024-01-16
11662672 Nozzle receiver for use with a toner container Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2023-05-30
11506992 Powder container and image forming apparatus Masato Nomura, Yuuta Tanaka 2022-11-22
11397391 Powder container including a container body, nozzle receiver, and seal Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2022-07-26
11347163 Powder container including a nozzle receiving opening and scoop Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2022-05-31
11320765 Powder container, powder supply device, and image forming apparatus having large diameter and small diameter portions Teruo Shibata, Yuuta Tanaka 2022-05-03
11231661 Powder container including a container body, nozzle receiver, and seal Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2022-01-25
11209748 Powder container including a nozzle receiving opening and scoop Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2021-12-28
10915039 Powder container and image forming apparatus Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2021-02-09
10845732 Developer container and image forming apparatus incorporating same Gen Kitamura, Yuuta Tanaka 2020-11-24
10642193 Powder container and image forming apparatus incorporating same Yuuta Tanaka, Ryoichi Teranishi, Toshihide Tomotaka, Keiichi Yano 2020-05-05
10564573 Powder container and image forming apparatus Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2020-02-18
10156810 Powder container and image forming apparatus Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2018-12-18
10133210 Nozzle receiver, powder container, and image forming apparatus Junji Yamabe, Keiichi Yano, Michiharu Suzuki, Hideki Kimura, Hideki Zemba +1 more 2018-11-20
9927739 Powder container, image forming apparatus, and nozzle receiver Keiichi Yano, Junji Yamabe, Ryoichi Teranishi, Yuuta Tanaka 2018-03-27
9581937 Powder container and image forming apparatus Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2017-02-28
9557685 Nozzle receiver, powder container, and image forming apparatus Junji Yamabe, Keiichi Yano, Michiharu Suzuki, Hideki Kimura, Hideki Zemba +1 more 2017-01-31
9529303 Toner container and manufacturing method for toner container Kaori Mitsuishi, Atsushi Inoue, Tomoji Ishikawa 2016-12-27
9482988 Powder container and image forming apparatus Hiroshi Hosokawa, Shunji Kato, Shinji Tamaki, Hiroshi Ikeguchi, Junji Yamabe +4 more 2016-11-01
9454099 Toner container including a lid member pulled out in an inclined direction Junji Yamabe, Masashi Hasegawa 2016-09-27