Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Norihito Naito — 31 Patents

Canon: 31 patents #1,745 of 19,416Top 9%
Numazu, JP: #44 of 856 inventorsTop 6%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Norihito Naito has been granted 31 US patents while listed as an inventor at Canon. The first was granted in 2002 and the most recent in August 2023. Norihito Naito ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Norihito Naito in Numazu, JP.

Patents per Year

Patents granted per year, 2002 to 2023Bar chart with a peak of 4 patents in 2018.peak 42002: 2 patents20022003: 1 patents2004: 2 patents20042005: 3 patents2006: 1 patents20062008: 1 patents2009: 1 patents20092010: 1 patents2011: 1 patents20112012: 1 patents2013: 2 patents20132015: 1 patents2016: 3 patents20162017: 2 patents2018: 4 patents20182019: 2 patents2020: 1 patents20202021: 1 patents2023: 1 patents2023

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11714365 Image forming apparatus controlling development contrast according to temperature, humidity and peripheral velocity ratio Go Shindo, Masataka Mochizuki 2023-08-01
11086249 Image forming apparatus having first and second peripheral velocity ratios Go Shindo, Masataka Mochizuki 2021-08-10 $43,000
10599063 Image forming apparatus having first and second peripheral velocity ratios Go Shindo, Masataka Mochizuki 2020-03-24 $25,000
10520852 Image forming apparatus Masataka Mochizuki, Hisashi Yamauchi 2019-12-31 $33,000
10466634 Image forming apparatus including developer carrying member Hisashi Yamauchi, Masataka Mochizuki 2019-11-05 $26,000
10146150 Process cartridge, image forming apparatus, image forming method Kosuke Ikada, Takayoshi Kihara, Masataka Mochizuki 2018-12-04 $39,000
10018939 Electrophotographic or electrostatic recording type image forming apparatus Go Shindo, Masataka Mochizuki, Akihiko Uchiyama 2018-07-10 $29,000
10001721 Image forming apparatus Masataka Mochizuki, Takayoshi Kihara, Kosuke Ikada 2018-06-19 $52,000
10001719 Image forming apparatus Takayoshi Kihara, Kosuke Ikada, Masataka Mochizuki 2018-06-19 $52,000
9766571 Process cartridge with developing container for an image forming apparatus Daisuke Baba, Makoto Tokudome, Masao Uyama, Yuichiro Hirata, Kodai Hayashi +1 more 2017-09-19 $30,000
9651891 Image forming apparatus employing technique that reduces amount of coloring material consumed Go Araki 2017-05-16 $42,000
9417579 Image forming apparatus employing technique that reduces amount of coloring material consumed Go Araki 2016-08-16 $32,000
9298124 Image forming apparatus employing technique that reduces amount of coloring material consumed Go Araki 2016-03-29 $34,000
9256157 Moving mechanism for a developing device, process cartridge and image forming apparatus that reduces or removes press-contact forces on a developer carrying member Makoto Tokudome, Daisuke Baba, Yuichiro Hirata, Kodai Hayashi, Masao Uyama 2016-02-09 $28,000
9213257 Small-sized developing device and process cartridge having stable developer regulation Daisuke Baba, Makoto Tokudome, Masao Uyama, Yuichiro Hirata, Kodai Hayashi +1 more 2015-12-15 $55,000
8615181 Image forming apparatus Takayoshi Kihara, Masahito Kato, Takashi Kase 2013-12-24 $89,000
8565632 Image forming apparatus for controlling a temperature of a fixing device therein Masahito Kato, Tomonori Matsunaga, Takahiro Ikeda 2013-10-22 $59,000
8275279 Image forming apparatus with operation of image bearing member after image formation Takayoshi Kihara, Masahito Kato, Takashi Kase 2012-09-25 $91,000
8000633 Charging member, charging device, image forming apparatus, and process cartridge Masahito Kato, Takayoshi Kihara, Takashi Kase 2011-08-16 $300,000
7692804 Image forming apparatus, cartridge, and storing device mounted to the cartridge Yasunao Otomo, Hideaki Hasegawa, Nobuo Oshima 2010-04-06 $169,000
7639956 Image forming apparatus, cartridge, and storing device mounted to the cartridge Kazumi Yamauchi, Yasunao Otomo, Hideaki Hasegawa, Nobuo Oshima 2009-12-29 $275,000
7444092 Image forming apparatus Takayuki Namiki, Satoru Inami 2008-10-28 $262,000
7003249 Developing apparatus including agitating member Hideaki Hasegawa, Kazumi Yamauchi, Yoshihiro Ogawa, Yasunao Otomo, Nobuo Oshima 2006-02-21 $304,000
6963714 Developing blade and device and process cartridge Yasunao Otomo, Kazumi Yamauchi, Hideaki Hasegawa, Nobuo Oshima 2005-11-08 $159,000
6947678 Image forming apparatus and cartridge, method of sensing remaining amount of developer in an image forming apparatus, and memory device mounted on said cartridge Yasunao Ohtomo, Hideaki Hasegawa 2005-09-20 $104,000