Inventor

MAEJIMA KEITA

JP15 patents

⚠️ This page may combine multiple inventors who share the name “MAEJIMA KEITA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH CO LTD

3 patents

US10746583B2Aug 18, 2020

Water content measuring device, measuring method, and image forming device

RICOH CO LTD0 citations39

US10488787B2Nov 26, 2019

Remaining powder amount detection device, image forming device, and remaining powder amount detection method

RICOH CO LTD0 citations39

US10555373B2Feb 4, 2020

Heater control device and image forming apparatus

RICOH CO LTD0 citations33

MAEJIMA KEITA

1 patent

US10029871B2Jul 24, 2018

Image forming apparatus and setting method

MAEJIMA KEITA2 citations65

EHARA HOMARE

1 patent

US9541867B2Jan 10, 2017

Apparatus, method, and non-transitory recording medium for power generation using heat in image forming apparatus

EHARA HOMARE2 citations64

UMEZAWA HIROAKI

1 patent

US9116479B2Aug 25, 2015

Fixing control device, fixing control method, and image forming apparatus

UMEZAWA HIROAKI4 citations64

SHIRAI TAKAAKI

1 patent

US9429909B2Aug 30, 2016

Image forming apparatus

SHIRAI TAKAAKI2 citations59

YAMASHITA MASAHIDE

1 patent

US10599064B2Mar 24, 2020

Powder-amount detection device and image forming apparatus incorporating same

YAMASHITA MASAHIDE1 citations58

KUMIYA TAKU

1 patent

US10429770B2Oct 1, 2019

Powder-amount detection device and image forming apparatus incorporating same

KUMIYA TAKU1 citations53

OKADA NORIKAZU

1 patent

US9389573B2Jul 12, 2016

Image forming apparatus, image forming method, and computer-readable storage medium

OKADA NORIKAZU1 citations47

RICOH KK

1 patent

US7633508B2Dec 15, 2009

Data transfer apparatus

RICOH KK1 citations43

ISHIGAYA YASUNORI

1 patent

US9335683B2May 10, 2016

Fixing device and image forming apparatus

ISHIGAYA YASUNORI0 citations40

FUJITA HAYATO

1 patent

US10571841B2Feb 25, 2020

Thickness detector and image forming apparatus

FUJITA HAYATO0 citations36

MIYATA YUSHI

1 patent

US8761625B2Jun 24, 2014

Fixing device, control method for the same, and image forming apparatus

MIYATA YUSHI0 citations33

UEBA RYOHTA

1 patent

US10826390B2Nov 3, 2020

Power supply and image forming apparatus incorporating same

UEBA RYOHTA0 citations28