Inventor
YOSHII TATSUHIKO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “YOSHII TATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KYOCERA DOCUMENT SOLUTIONS INC
21 patentsUSD791865SJul 11, 2017
Toner cartridge
KYOCERA DOCUMENT SOLUTIONS INC10 citations83
USD791225SJul 4, 2017
Toner cartridge
KYOCERA DOCUMENT SOLUTIONS INC8 citations83
USD728012SApr 28, 2015
Toner cartridge
KYOCERA DOCUMENT SOLUTIONS INC13 citations83
US9158232B2Oct 13, 2015
Developer container, developing device including developer container, and image forming apparatus including developing device
KYOCERA DOCUMENT SOLUTIONS INC5 citations73
US9152087B2Oct 6, 2015
Toner transportation device and image forming apparatus equipped with the same
KYOCERA DOCUMENT SOLUTIONS INC4 citations73
USD774130SDec 13, 2016
Toner cartridge
KYOCERA DOCUMENT SOLUTIONS INC5 citations72
US9335660B2May 10, 2016
Developer case and image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC4 citations72
US12384929B2Aug 12, 2025
Inkjet ink and inkjet recording apparatus
KYOCERA DOCUMENT SOLUTIONS INC1 citations63
US12473447B2Nov 18, 2025
Inkjet ink and inkjet recording method
KYOCERA DOCUMENT SOLUTIONS INC0 citations62
USD890840SJul 21, 2020
Ink cartridge
KYOCERA DOCUMENT SOLUTIONS INC1 citations62
US10479089B2Nov 19, 2019
Supply liquid tank unit and ink jet recording apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC1 citations62
US8938189B2Jan 20, 2015
Toner conveying device and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC1 citations52
US10668734B2Jun 2, 2020
Ink container and image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
US10067441B2Sep 4, 2018
Developer case including holder to hold rotator and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
USD777832SJan 31, 2017
Toner cartridge
KYOCERA DOCUMENT SOLUTIONS INC1 citations51
US9285710B2Mar 15, 2016
Untransferred toner recovery device and image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC0 citations42
US9164426B2Oct 20, 2015
Toner container, and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations42
US10234790B2Mar 19, 2019
Toner case including internal shutter member, toner supply device, and image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC0 citations41
US10082758B2Sep 25, 2018
Developer case and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations41
US9971280B2May 15, 2018
Developer case and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations41
US9760038B2Sep 12, 2017
Toner case, and image forming apparatus including the same
KYOCERA DOCUMENT SOLUTIONS INC0 citations41