P

Inventor

TAMAKI SHUNTAROH

JP43 patents
⚠️ This page may combine multiple inventors who share the name “TAMAKI SHUNTAROH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH CO LTD

7 patents
US8364052B2Jan 29, 2013

Fixing device and image forming apparatus incorporating same

RICOH CO LTD10 citations84
US8385804B2Feb 26, 2013

Fixing device and image forming apparatus employing the fixing device

RICOH CO LTD6 citations73
US9128426B2Sep 8, 2015

Fixing device and image forming apparatus including same

RICOH CO LTD2 citations63
US11215948B2Jan 4, 2022

Powder collection device and image forming apparatus incorporating same

RICOH CO LTD0 citations52
US9983526B2May 29, 2018

Fixing device and image forming apparatus including same

RICOH CO LTD0 citations52
US9715203B2Jul 25, 2017

Fixing device and image forming apparatus including same

RICOH CO LTD0 citations52
US9501011B2Nov 22, 2016

Fixing device and image forming apparatus including same

RICOH CO LTD0 citations52

YAMAGUCHI YOSHIKI

3 patents
US8737878B2May 27, 2014

Image forming apparatus including removable fixing device

YAMAGUCHI YOSHIKI5 citations73
US9152106B2Oct 6, 2015

Fixing device and image forming apparatus including same

YAMAGUCHI YOSHIKI3 citations63
US8401448B2Mar 19, 2013

Fixing device and image forming apparatus incorporating same

YAMAGUCHI YOSHIKI4 citations63

SHINSHI AKIRA

3 patents
US8213827B2Jul 3, 2012

Fixing device, image forming apparatus incorporating same, and fixing method

SHINSHI AKIRA6 citations73
US8406647B2Mar 26, 2013

Fixing device including a radiation member to cool a fixing member and a heat conductive member

SHINSHI AKIRA5 citations72
US8428501B2Apr 23, 2013

Fixing device and image forming apparatus incorporating same

SHINSHI AKIRA2 citations63

TAMAKI SHUNTAROH

3 patents
US12409971B2Sep 9, 2025

Packing member, toner container, and packing method

TAMAKI SHUNTAROH0 citations53
US9229379B2Jan 5, 2016

Fixing device and image forming apparatus

TAMAKI SHUNTAROH1 citations49
US9348272B2May 24, 2016

Fixing device including a reinforced heat shield and image forming apparatus

TAMAKI SHUNTAROH0 citations39

ARAI YUJI

2 patents
US9046838B2Jun 2, 2015

Fixing device and image forming apparatus

ARAI YUJI6 citations84
US9239553B2Jan 19, 2016

Fixing device and image forming apparatus

ARAI YUJI0 citations52

YOSHIKAWA MASAAKI

2 patents
US8311469B2Nov 13, 2012

Fixing device and image forming apparatus incorporating same

YOSHIKAWA MASAAKI7 citations84
US8676101B2Mar 18, 2014

Fixing device having metal pipe with rough section and image forming apparatus incorporating same

YOSHIKAWA MASAAKI4 citations73

HASEGAWA KENICHI

2 patents
US8219016B2Jul 10, 2012

Fixing device and image forming apparatus incorporating same

HASEGAWA KENICHI13 citations84
US8655244B2Feb 18, 2014

Fixing device and image forming apparatus incorporating same

HASEGAWA KENICHI3 citations63

ISHII KENJI

2 patents
US8600276B2Dec 3, 2013

Heat conduction unit, fixing device, and image forming apparatus

ISHII KENJI2 citations63
US8515324B2Aug 20, 2013

Fixing device and image forming apparatus employing the fixing device

ISHII KENJI0 citations42

KUNII HIROYUKI

2 patents
US8331839B2Dec 11, 2012

Gloss applicator and image forming apparatus

KUNII HIROYUKI5 citations62
US8724178B2May 13, 2014

Image forming apparatus

KUNII HIROYUKI1 citations51

IKEBUCHI YUTAKA

2 patents
US9405239B2Aug 2, 2016

Fixing device, image forming apparatus, and fixing method

IKEBUCHI YUTAKA1 citations52
US8831494B2Sep 9, 2014

Fixing device and image forming apparatus including same

IKEBUCHI YUTAKA0 citations42

YUASA SHUUTAROH

1 patent
US8718502B2May 6, 2014

Fixing device and image forming apparatus incorporating same having a tube which penetrates through a heater and passes infrared rays to a temperature detector

YUASA SHUUTAROH6 citations72

FUJIMOTO IPPEI

1 patent
US8463168B2Jun 11, 2013

Fixing device and image forming apparatus including same

FUJIMOTO IPPEI2 citations63

KAWATA TEPPEI

1 patent
US8886090B2Nov 11, 2014

Fixing device including an engagement-disengagement unit and image forming apparatus equipped with the fixing device

KAWATA TEPPEI2 citations62

IWAYA NAOKI

1 patent
US8843043B2Sep 23, 2014

Fixing device and image forming apparatus incorporating same

IWAYA NAOKI2 citations62

SHIMOKAWA TOSHIHIKO

1 patent
US8594549B2Nov 26, 2013

Image forming apparatus incorporating a fixing device and contact member to reduce fixing member deformation

SHIMOKAWA TOSHIHIKO2 citations62

TOKUDA TETSUO

1 patent
US8428502B2Apr 23, 2013

Belt-type fixing device and image forming apparatus using same

TOKUDA TETSUO3 citations62

UCHITANI TAKESHI

1 patent
US9239559B2Jan 19, 2016

Fixing device and image forming apparatus including same

UCHITANI TAKESHI1 citations61

KUBO TATSUYA

1 patent
US11029623B2Jun 8, 2021

Powder amount detector including a pair of measuring electrodes

KUBO TATSUYA0 citations57

TSUCHIYA Yuuki

1 patent
US11835887B2Dec 5, 2023

Developer accommodating device with screw including screw blade as rotator, developing device, process cartridge, and image forming apparatus

TSUCHIYA Yuuki0 citations56

MATSUMOTO JUNICHI

1 patent
US10649367B2May 12, 2020

Powder supply device and image forming apparatus incorporating same

MATSUMOTO JUNICHI0 citations52

OSHIKAWA YUKI

1 patent
US9405223B2Aug 2, 2016

Developing device, image forming apparatus, and process cartridge

OSHIKAWA YUKI1 citations52

SEKI TAKAYUKI

1 patent
US9046833B2Jun 2, 2015

Fixing device and image forming apparatus incorporating same

SEKI TAKAYUKI0 citations52

SAITO KAZUYA

1 patent
US9316968B2Apr 19, 2016

Fixing device and image forming apparatus

SAITO KAZUYA0 citations42

YOSHINAGA HIROSHI

1 patent
US9310733B2Apr 12, 2016

Fixing device and image forming apparatus including same

YOSHINAGA HIROSHI0 citations42

AMITA AKIYASU

1 patent
US8401452B2Mar 19, 2013

Fixing device with gloss control unit and image forming apparatus

AMITA AKIYASU0 citations40