Patents/Inventors

Masahiko Hayakawa

AmaJP12 patents

12 Patents

US126145312026
Display Device
Semiconductor Energy Laboratory Co., Ltd.
0 cites
US125663902026
Cartridge Having Detachable Cap to Cover Opening of Casing for Replenishing Toner Into Storage Bag Accommodated in Casing
BROTHER KOGYO KABUSHIKI KAISHA
0 cites
US123763352025
Semiconductor Device and Manufacturing Method Thereof
Semiconductor Energy Laboratory Co., Ltd.
0 cites
US122711262025
Image Forming Apparatus Configured to Perform Cleaning Operation for Cleaning Drum Cleaning Roller Configured to Collect Toner on Photosensitive Drum
BROTHER KOGYO KABUSHIKI KAISHA
0 cites
US121642452024
Cartridge Having Detachable Cap to Cover Opening of Casing for Replenishing Toner Into Storage Bag Accommodated in Casing
BROTHER KOGYO KABUSHIKI KAISHA
0 cites
US121596002024
Display Device
Semiconductor Energy Laboratory Co., Ltd.
0 cites
US121389342024
Image Forming System, Image Forming Apparatus, and Bottle
BROTHER KOGYO KABUSHIKI KAISHA
0 cites
US121115872024
Developing Unit Having Guide That Stably Supports Toner Cartridge
Brother Kogyo Kabushiki Kaisha
0 cites
US118175052023
Semiconductor Device
Semiconductor Energy Laboratory Co., Ltd.
0 cites
US117908662023
Display Device
Semiconductor Energy Laboratory Co., Ltd.
0 cites
US117640742023
Semiconductor Device
Semiconductor Energy Laboratory Co., Ltd.
0 cites
US116985952023
Developing Unit Having Guide That Stably Supports Toner Cartridge
Brother Kogyo Kabushiki Kaisha
0 cites