MT

Masami Tomita

Ricoh Company: 105 patents #33 of 9,818Top 1%
SO Sony: 23 patents #1,718 of 25,231Top 7%
SH Shimadzu: 12 patents #102 of 2,007Top 6%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Canon: 5 patents #9,253 of 19,416Top 50%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
Overall (All Time): #6,052 of 4,157,543Top 1%
152
Patents All Time

Issued Patents All Time

Showing 1–25 of 152 patents

Patent #TitleCo-InventorsDate
11209449 Autosampler 2021-12-28
10668464 Liquid sample introduction device 2020-06-02
10024789 Measurement method using differential refractometer, differential refractometer using the measurement method, and liquid chromatograph Kumiko Jingu, Masanori Fujiwara, Yutaka Kono 2018-07-17
8739610 Sample injection port and auto-sampler having the same Kenichi Yasunaga, Yoshiaki Maeda 2014-06-03
8683879 Sample injecting device 2014-04-01
D685499 Pump for liquid chromatography apparatus Jun Kimura 2013-07-02
8428488 Charging device, process cartridge, image forming apparatus, and toner Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai +7 more 2013-04-23
8322374 Channel switching valve 2012-12-04
8268526 Toner, developer and image forming apparatus Hiroto Higuchi, Fumihiro Sasaki, Shinichiro Yagi, Shigeru Emoto, Junichi Awamura +4 more 2012-09-18
8252502 Method for producing toner and resulting toner 2012-08-28
8187784 Toner composition and method for manufacturing the toner composition Hiroshi Yamashita, Shigeru Emoto, Tsunemi Sugiyama 2012-05-29
8174536 Color difference display control apparatus, color difference display control method, and control program Tomohisa Itagaki, Nobuatsu Sasanuma, Miyoko Hayashi, Toshio Saishoji, Satoshi Takayama 2012-05-08
8159607 Video signal display system, video signal reproducing apparatus, and video signal display method 2012-04-17
8064113 Display apparatus, display method, and control program Nobuatsu Sasanuma, Tomohisa Itagaki, Miyoko Hayashi, Toshio Saishoji, Satoshi Takayama 2011-11-22
8007976 Electrostatic image developing toner, toner kit and image forming apparatus Hideki Sugiura, Hiroyuki Fushimi, Osamu Uchinokura, Takahiro Honda, Hyo Shu +1 more 2011-08-30
8000627 Charging device, process cartridge, image forming apparatus, and toner Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai +7 more 2011-08-16
D637932 Oven for liquid chromatography apparatus Jun Kimura 2011-05-17
D637931 Autosampler for liquid chromatography apparatus Jun Kimura 2011-05-17
D637930 Detector for liquid chromatography apparatus Jun Kimura 2011-05-17
D637929 Liquid chromatography apparatus Jun Kimura 2011-05-17
7939238 Dry toner and method of preparing same Hiroshi Yamashita, Tsunemi Sugiyama, Shigeru Emoto 2011-05-10
7879523 Toner composition and method for manufacturing the toner composition Hiroshi Yamashita, Shigeru Emoto, Tsunemi Sugiyama 2011-02-01
7865114 Image forming apparatus, image forming method and process cartridge Masahiko Ishikawa, Yoshiaki Kawasaki 2011-01-04
7826786 Image forming apparatus, lubricant applying device, transfer device, process cartridge, and toner Takeo Suda, Shinichi Kawahara, Takatsugu Fujishiro, Tokuya Ojimi, Takeshi Tabuchi +15 more 2010-11-02
7736826 Toner, developer and image forming apparatus Hiroto Higuchi, Fumihiro Sasaki, Shinichiro Yagi, Shigeru Emoto, Junichi Awamura +4 more 2010-06-15