Koizumi; Kazuhisa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koizumi; Kazuhisa.The latest application filed is for "image forming apparatus for controlling transfer voltage based on pattern".

Company Profile

2.13.12

Koizumi; Kazuhisa - Chiba JP
Koizumi; Kazuhisa - Abiko JP
Koizumi; Kazuhisa - Abiko-shi JP
Koizumi; Kazuhisa - Ibaraki JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Image Forming Apparatus For Controlling Transfer Voltage Based On Pattern App 20220253010 - Koizumi; Kazuhisa ; et al.	2022-08-11
Image forming apparatus Grant 11,126,128 - Koizumi , et al. September 21, 2	2021-09-21
Image Forming Apparatus App 20210132536 - Koizumi; Kazuhisa ; et al.	2021-05-06
Sheet conveying apparatus and image forming apparatus Grant 10,787,331 - Koizumi , et al. September 29, 2	2020-09-29
Image forming apparatus having a heater that generates heat using alternating current voltage and a heater that generates heat using a direct current voltage Grant 10,437,195 - Maeda , et al. O	2019-10-08
Image Forming Apparatus App 20190121289 - Maeda; Yoritsugu ; et al.	2019-04-25
Image forming apparatus and position detection method Grant 10,241,434 - Araki , et al.	2019-03-26
Sheet Conveying Apparatus And Image Forming Apparatus App 20180348690 - Koizumi; Kazuhisa ; et al.	2018-12-06
Image Forming Apparatus And Position Detection Method App 20180107131 - ARAKI; Ryuichi ; et al.	2018-04-19
Image forming apparatus that switches between a first supply mode and a second supply mode Grant 9,946,215 - Koizumi , et al. April 17, 2	2018-04-17
Image Forming Apparatus App 20170068204 - Koizumi; Kazuhisa ; et al.	2017-03-09
Image forming apparatus Grant 9,268,289 - Koizumi February 23, 2	2016-02-23
Electrophotographic image forming apparatus using a periodic wave as a developing bias Grant 8,615,176 - Koizumi December 24, 2	2013-12-24
Magnetic material detecting device Grant 8,185,006 - Takahashi , et al. May 22, 2	2012-05-22
Image Forming Apparatus App 20120045249 - Koizumi; Kazuhisa	2012-02-23
Electrophotographic Image Forming Apparatus Using A Periodic Wave As A Developing Bias App 20110243592 - Koizumi; Kazuhisa	2011-10-06
Magnetic Material Detecting Device App 20090208234 - Takahashi; Katsumi ; et al.	2009-08-20
Image forming apparatus with tone correction and control method thereof Grant 7,359,652 - Kodama , et al. April 15, 2	2008-04-15
Color image forming apparatus and method of controlling same Grant 7,099,614 - Koizumi August 29, 2	2006-08-29
Image forming apparatus and control method thereof App 20060120742 - Kodama; Hirokazu ; et al.	2006-06-08
Color image forming apparatus and method of controlling same App 20060088345 - Koizumi; Kazuhisa	2006-04-27
Image sensing apparatus and reading apparatus Grant 6,756,617 - Koizumi June 29, 2	2004-06-29
Image sensing apparatus and reading apparatus App 20030067006 - Koizumi, Kazuhisa	2003-04-10

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.