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USPTO Patent Rankings Data through Dec 31, 2025
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Shuta Hamada — 42 Patents

KOKonica: 24 patents #31 of 1,958Top 2%
KMKonica Minolta: 14 patents #86 of 1,361Top 7%
KMKonica Minolta: 4 patents #901 of 2,718Top 35%
Hachioji, JP: #99 of 2,869 inventorsTop 4%
Overall (All Time): #72,062 of 4,157,543Top 2%
42 Patents All Time
Shuta Hamada has been granted 42 US patents while listed as an inventor at Konica. The first was granted in 1996 and the most recent in October 2009. Shuta Hamada ranks #72,062 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Shuta Hamada in Hachioji, JP.

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
7600187 Image forming apparatus and image forming system Takashi Hasebe, Takashi Tamura, Saburo Shimizu, Tetsu Sekine, Utami Soma 2009-10-06
7593665 Image forming apparatus with cleaning unit Takenobu Kimura, Yotaro Sato 2009-09-22
7496848 Image forming apparatus and image forming system Takashi Hasebe, Takashi Tamura, Saburo Shimizu, Tetsu Sekine, Utami Soma 2009-02-24
7490931 Image forming apparatus having a plurality of printing heads Takashi Hasebe, Saburo Shimizu, Atsushi Nakajima, Satoshi Masumi, Tetsu Sekine 2009-02-17
7486901 Image forming apparatus and image forming method Takenobu Kimura, Yotaro Sato 2009-02-03
7444098 Image forming apparatus with cleaning unit Takenobu Kimura, Yotaro Sato 2008-10-28
7373100 Color image forming apparatus having pre-transfer discharge electrode Takenobu Kimura, Yotaro Sato 2008-05-13
7338154 Image recording apparatus Takashi Hasebe, Saburo Shimizu, Takeo Arai, Satoshi Masumi, Tetsu Sekine 2008-03-04
7327976 Color image forming apparatus Yotaro Sato, Takenobu Kimura 2008-02-05
7308212 Color image forming apparatus Takenobu Kimura, Yotaro Sato 2007-12-11
7298997 Color image forming apparatus with pre-charging unit and potential adjustment unit Yotaro Sato, Takenobu Kimura 2007-11-20
7267418 Ink jet printer Takashi Hasebe, Saburo Shimizu, Tetsu Sekine 2007-09-11
7260350 Image forming apparatus Takenobu Kimura, Yotaro Sato 2007-08-21
7254358 Color image forming apparatus Takenobu Kimura, Yotaro Sato 2007-08-07
7229147 Ink jet printer Takashi Hasebe, Saburo Shimizu, Tetsu Sekine 2007-06-12
7216949 Ink jet printer Takashi Hasebe, Saburo Shimizu, Tetsu Sekine 2007-05-15
7209692 Color image forming apparatus and discharging device before secondary transfer of the same Takenobu Kimura, Yotaro Sato 2007-04-24
7152970 Image forming apparatus having a plurality of printing heads Takashi Hasebe, Saburo Shimizu, Atsushi Nakajima, Satoshi Masumi, Tetsu Sekine 2006-12-26
7134750 Ink jet printer Takashi Hasebe, Saburo Shimizu, Tetsu Sekine 2006-11-14
7097297 Ink jet printer, and image printing apparatus having the printer Takashi Hasebe, Saburo Shimizu, Tetsu Sekine 2006-08-29
6947172 Fixing device for image-forming apparatus Satoshi Haneda, Masahiro Onodera 2005-09-20
6438841 Device for holding fixing roller, method for manufacturing fixing roller, and image forming apparatus Hiroshi Fuma, Masahiro Onodera 2002-08-27
6405013 Fixing apparatus with a ray transmitting device inside one roller Satoshi Haneda, Masahiro Onodera 2002-06-11
6058287 Image forming apparatus having sheet conveyance device Satoshi Haneda, Kunio Shigeta, Yotaro Sato, Hisayoshi Nagase 2000-05-02
6041204 Color image forming apparatus with an organic photoconductor Satoshi Haneda, Hiroyuki Tokimatsu, Masahiro Onodera 2000-03-21