KS

Kiyoshi Sako

FI Fujifilm Business Innovation: 8 patents #375 of 1,659Top 25%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
Overall (All Time): #548,053 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12085873 Developing device and image forming apparatus capable of shortening time required to circulate developer in circulation path Chihiro Hagiwara, Keiji Sanekata, Masayuki Shimoda, Kento Terashima 2024-09-10
11852993 Toner container and image forming apparatus Kento Terashima, Keiji Sanekata, Chihiro Hagiwara, Masayuki Shimoda 2023-12-26
11841637 Developing device and image forming apparatus Chihiro Hagiwara, Keiji Sanekata, Masayuki Shimoda, Kento Terashima 2023-12-12
11822281 Sensor cleaning device and image forming apparatus Keiji Sanekata, Chihiro Hagiwara, Kento Terashima, Masayuki Shimoda 2023-11-21
10901342 Developing device and image forming apparatus Eriko Kokubun 2021-01-26
10877428 Developing device and image forming apparatus Eriko Kokubun 2020-12-29
10289027 Image forming apparatus and developing device that conveys air to exhaust port Masaki Suto 2019-05-14
9201346 Powder transport device, developing device, and image forming apparatus 2015-12-01
4897240 Nuclear reactor 1990-01-30