Hidetoshi Katayanagi — 19 Patents at Konica

Hidetoshi Katayanagi has been granted 19 US patents while listed as an inventor at Konica. The first was granted in 2003 and the most recent in November 2019. Hidetoshi Katayanagi ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list Hidetoshi Katayanagi in Tokyo, JP.

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #	Title	Co-Inventors	Date
10474076	Fixing device and image forming apparatus	Masashi Sonoyama, Yoshikazu Kuribayashi, Tomoya Sato, Hiroyuki Maeda	2019-11-12
9170537	Fuser and image forming apparatus	Yoshikazu Kuribayashi, Etsuaki Urano, Hirotaka Kanou, Masashi Sonoyama, Tomohiro Takagi	2015-10-27
8320807	Image forming apparatus for forming an image on a sheet at a nip portion formed by rotary bodies	Masahiro Onodera, Junichi Hamada, Hiroshi Funabiki	2012-11-27
8032068	Fixing device and image forming apparatus	Naohiko Hanyu, Mikihiko Takada	2011-10-04
7773253	Gloss difference control in a plurality of networked image forming apparatus	—	2010-08-10
7398036	Image forming apparatus and image forming method	—	2008-07-08
7327979	Image forming apparatus	—	2008-02-05
7200345	Image forming apparatus with a fixing device employing a plurality of pressing members	Hisayoshi Nagase, Tetsuko Kurosu, Makoto Fujii, Naohiko Hanyu, Miho Toyoda	2007-04-03
7187898	Image forming apparatus having a fixing device for fixing toner including wax on a transfer sheet	Masami Maruko, Hajime Tanaka, Kazunori Katada, Masashi Saito, Toshiki Hayami	2007-03-06
7142792	Fixing apparatus	Hajime Tanaka, Masashi Saito, Toshiki Hayami	2006-11-28
7079802	Fixing device with specific surface roughness	Hajime Tanaka, Toshiki Hayami	2006-07-18
6892034	Image-forming apparatus for obtaining clean images	Masashi Saito, Shigetaka Kurosu	2005-05-10
6865366	Fixing apparatus equipped with sheet flattener	Hajime Tanaka, Toshiki Hayami	2005-03-08
6816699	Fixing device having heat applying rotary body and pressure applying rotary body, and image forming apparatus equipped with the fixing device	Hajime Tanaka, Toshiki Hayami	2004-11-09
6782232	Fixing unit for an image forming apparatus	Toshiki Hayami, Hajime Tanaka	2004-08-24
6690906	Fixing apparatus and image forming apparatus	Hajime Tanaka, Masami Maruko, Toshiki Hayami	2004-02-10
6603932	Image-forming apparatus for obtaining clean images	Masashi Saito, Shigetaka Kurosu	2003-08-05
6603947	Fixing device having heat applying rotary body and pressure applying rotary body, and image forming apparatus equipped with the fixing device	Hajime Tanaka, Toshiki Hayami	2003-08-05
6529695	Image-forming apparatus	Shigetaka Kurosu, Masashi Saito	2003-03-04

Hidetoshi Katayanagi — 19 Patents

Issued Patents All Time

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