Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KS

Keita Shimizu

Brother Kogyo: 4 patents #44 of 394Top 15%
BI Brother Industries: 1 patents #12 of 27Top 45%
Nichia: 1 patents #70 of 246Top 30%
Overall (2025): #16,134 of 469,880Top 4%
6
Patents 2025

Issued Patents 2025

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D1093475 Photosensitive drum unit Ryuji Noda, Takashi Shimizu, Hideshi Nishiyama 2025-09-16
12360493 Developing cartridge Haruka KIZU 2025-07-15
12295190 Light-emitting device and method of manufacturing the light-emitting device Shogo Abe, Takashi Kadota 2025-05-06
12282270 Developer cartridge provided with gear having engagement portions Takashi Shimizu, Hideshi Nishiyama, Naoya Kamimura, Tomonori Watanabe 2025-04-22
12271145 Image forming apparatus Masao Ichiyanagi 2025-04-08
12204275 Developing cartridge providing layout of electrodes and detection gear Tomoya Ichikawa, Takashi Shimizu, Kazuna Taguchi 2025-01-21