SY

Shoichi Yoshikawa

KM Konica Minolta: 16 patents #84 of 2,718Top 4%
KM Konica Minolta: 15 patents #71 of 1,361Top 6%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
Overall (All Time): #86,314 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
11053091 Sheet position detection apparatus, sheet conveyance apparatus, and image formation apparatus Masayuki Satou, Taisuke Minemura, Yoshiyuki Toso 2021-07-06
10222722 Toner storing container, image forming apparatus, and method for manufacturing toner storing container Tomoyoshi Yukimoto, Taisuke Minemura, Masayuki Satou, Yoshiyuki Toso 2019-03-05
10175622 Fuser with pressure pad and image forming device having the same Koji Yamamoto, Masahiro Yamaguchi, Seiji Shibata 2019-01-08
10146158 Image forming apparatus and fixing device with lubricant retaining space having a variable volume Masahiro Yamaguchi, Koji Yamamoto, Seiji Shibata 2018-12-04
10073393 Fixing device and image forming apparatus Taisuke Minemura, Yoshiyuki Toso, Masahiro Yamaguchi 2018-09-11
9977400 Exhaust air cleaning apparatus and image forming apparatus Masahiro Yamaguchi, Shigeru Tashiro, Kuniya Matsuura, Hiroshi Mizuno, Masayuki Satou 2018-05-22
9798289 Image forming apparatus Hiroaki Umemoto, Shigeru Tashiro, Masayuki Satou, Masahiro Yamaguchi 2017-10-24
9764911 Sheet member supply device and image forming apparatus Yoshiyuki Toso, Atsuhiko Shimoyama, Yasuhiro Suzuki, Masahiro Yamaguchi 2017-09-19
9523944 Belt tension adjustment mechanism and image forming apparatus Yoshiyuki Toso, Atsuhiko Shimoyama, Masahiro Yamaguchi, Yasuhiro Suzuki 2016-12-20
9340384 Sheet feeder and image forming apparatus Shinichi Yabuki, Atsuhiko Shimoyama, Noboru Oomoto, Ryo Oshima 2016-05-17
9335707 Image forming apparatus for cancelling non-uniform rotation of a rotating member Takashi Fujiwara, Noboru Oomoto, Yoshiyuki Toso 2016-05-10
9335736 Image forming apparatus Hiroaki Umemoto, Shigeru Tashiro, Masayuki Satou, Masahiro Yamaguchi 2016-05-10
9261858 Image forming apparatus Masayuki Satou, Shigeru Tashiro, Kuniya Matsuura, Masahiro Yamaguchi, Hiroshi Mizuno 2016-02-16
9213310 Exhaust purification apparatus Hiroshi Mizuno, Shigeru Tashiro, Kuniya Matsuura, Masahiro Yamaguchi, Masayuki Satou 2015-12-15
9116123 Gloss measuring device and image forming device including same So Yano, Naotoshi Kawai, Yoshiyuki Toso, Noboru Oomoto, Takao Miyamoto 2015-08-25
9037059 Fixing device and image forming apparatus Noboru Oomoto, Tadayasu Sekioka, Yoshiyuki Toso, Takashi Fujiwara, Naoki Miyagawa 2015-05-19
9037034 Image forming apparatus having exhaust treatment system Tomofumi Ikeda, Kuniya Matsuura, Masayuki Satou, Ryo Oshima, Noboru Oomoto 2015-05-19
9002238 Rotary damper and image forming apparatus Naoki Miyagawa, Noboru Oomoto, Naotoshi Kawai, So Yano, Takao Miyamoto 2015-04-07
8882601 Damper device and image forming apparatus Noboru Oomoto, Tadayasu Sekioka, Yoshiyuki Toso, Takashi Fujiwara, Naoki Miyagawa 2014-11-11
8805243 Image forming apparatus Takashi Fujiwara, Tadayasu Sekioka, Noboru Oomoto, Yoshiyuki Toso 2014-08-12
8805259 Fixing device and image forming apparatus Takashi Fujiwara, Tadayasu Sekioka, Noboru Oomoto, Yoshiyuki Toso, Naoki Miyagawa 2014-08-12
8787793 Image carrier driver and image forming apparatus with damper configured to attenuate oscillation associated with power transmission Yoshiyuki Toso, Tadayasu Sekioka, Noboru Oomoto, Takashi Fujiwara, Naoki Miyagawa 2014-07-22
8652019 Fixing member and method for manufacturing same Noboru Oomoto, Shigeru Tashiro, Atsuhiko Shimoyama, Yoshiyuki Toso, Tou Matsunaga 2014-02-18
8626029 Image forming apparatus with power transmission system configured to attenuate oscillation Takashi Fujiwara, Tadayasu Sekioka, Noboru Oomoto, Yoshiyuki Toso 2014-01-07
8554103 Image forming apparatus Noboru Oomoto, Shigeru Tashiro, Atsuhiko Shimoyama, Yoshiyuki Toso, Tou Matsunaga 2013-10-08