MM

Masahiro Matsuo

Ricoh Company: 25 patents #815 of 9,818Top 9%
KM Konica Minolta: 10 patents #260 of 2,718Top 10%
Kawasaki: 9 patents #199 of 2,943Top 7%
FC Funai Electric Co.: 5 patents #204 of 943Top 25%
HS Hitachi-Lg Data Storage: 4 patents #67 of 294Top 25%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
MC Murata Manufacturing Co.: 3 patents #2,166 of 5,295Top 45%
NC Nkk Co.: 3 patents #209 of 1,173Top 20%
KM Kabushiki Kaisha Kawasaki Precision Machinery: 2 patents #6 of 20Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Kokubunji, JP: #7 of 714 inventorsTop 1%
Overall (All Time): #33,496 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
12313996 Image forming apparatus and image forming method 2025-05-27
11603941 Relief valve Hiroaki Fujiwara 2023-03-14
10998139 Solid electrolytic capacitor element, solid electrolytic capacitor, and manufacturing method of solid electrolytic capacitor element Daisuke Obara, Takeo Arakawa, Takeshi Furukawa, Yuji Yokoyama, Yoshihiro Fujita +1 more 2021-05-04
10991515 Solid electrolytic capacitor Hiroyuki Harada, Toshio Tsutsumi, Kazumasa Fujimoto, Sachiko Shirakawa 2021-04-27
10982692 Swing-back preventing apparatus Hiroaki Fujiwara 2021-04-20
10948856 Image forming apparatus, image forming system, image forming method, and image forming apparatus-specific program 2021-03-16
10754282 Image forming apparatus 2020-08-25
10710855 Hydraulic driving system 2020-07-14
10705468 Image forming apparatus, image forming system, control method for image forming apparatus, and program Makoto Ui 2020-07-07
10422110 Pressure compensation unit Yasunori Hatanaka 2019-09-24
10248064 Image forming apparatus for continuously executed printing and control program 2019-04-02
9836002 Image forming apparatus with selectable disabling of fixing operation 2017-12-05
9688497 Image-forming apparatus that forms an image on a sheet of continuous recording medium Makoto Ui 2017-06-27
9671741 Image forming apparatus Takahiro Okubo, Akihiko Kakita 2017-06-06
9435448 Relief valve Hirokazu Nasu 2016-09-06
9388912 Proportional solenoid control valve Yuko Funakubo, Noboru Ito 2016-07-12
9329541 Image forming apparatus 2016-05-03
9134676 Image forming apparatus Osamu Yoshimura, Yoshiteru Kawakami 2015-09-15
8985551 Oil immersed solenoid Yuko Funakubo, Mitsuo Yoshimoto 2015-03-24
8892023 Image forming apparatus with width-wise sheet shifting mechanism Yusuke KAWANAGO, Takahiro Okubo, Yoshiteru Kawakami, Haruki MOTEGI, Osamu Yoshimura +2 more 2014-11-18
8532560 Recording sheet de-curling device and image forming apparatus using the same Kyoichi Mizuno, Kunihiro Kawachi 2013-09-10
8505906 Sheet conveyance device and image forming apparatus using the same device Kunihiro Kawachi, Kyoichi Mizuno 2013-08-13
8505581 Pressure compensated electromagnetic proportional directional flow control valve Noboru Ito, Yuko Funakubo 2013-08-13
8356546 Holding control valve Makoto Ito, Noboru Ito 2013-01-22
8095945 Tray enabling optical unit heat reduction Nobuyuki Isoshima, Yukinobu Abe, Takayuki Fujimoto, Ikuo Nishida 2012-01-10