AT

Akio Tsujita

Ricoh Company: 7 patents #2,977 of 9,818Top 35%
HC Hitachi Koki Co.: 4 patents #273 of 888Top 35%
RS Ricoh Printing Systems: 2 patents #64 of 200Top 35%
NC Nissin Food Products Co.: 1 patents #10 of 41Top 25%
SC Sekisui Plastics Co.: 1 patents #60 of 144Top 45%
📍 Hitachinaka, JP: #366 of 2,447 inventorsTop 15%
Overall (All Time): #351,901 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9116450 Toner, printed material, method of preparing printed material and image forming apparatus having varnish application means Masato Iio, Kentarou Matsumoto, Shinya Kobayashi, Katsuhiro Shinohara, Tadashi Kasai +2 more 2015-08-25
8630573 Image forming method, image forming apparatus, varnish applicator, and toner Masato Iio, Tsuyoshi Asami, Kentarou Matsumoto, Shinya Kobayashi, Kathuhiro Shinohara +2 more 2014-01-14
8626040 Image forming apparatus Tadashi Kasai, Shinya Kobayashi, Masato Iio, Katsuhiro Shinohara, Masakazu Terao 2014-01-07
8520261 Controller and halftone dot signal generating method capable of controlling glossiness of image Shinya Kobayashi, Kentarou Matsumoto, Masato Iio, Tadashi Kasai, Katsuhiro Shinohara +2 more 2013-08-27
8494385 Image forming apparatus Masakazu Terao, Kentarou Matsumoto, Shinya Kobayashi, Masato Lio, Katsuhiro Shinohara +1 more 2013-07-23
8086148 Electrophotographic image forming apparatus Kaoru Kataoka, Katsuhiko Suzuki 2011-12-27
7574164 Developing device and electrophotographic apparatus using the same Hisao Okada, Hiroyuki Mabuchi, Teruaki Mitsuya, Tsuneaki Kawanishi 2009-08-11
7466946 Developing unit and image forming apparatus Kaoru Kataoka, Tatsuya Kubo 2008-12-16
7421222 Electrophotographic device with contaminant-resistant photoconductor and charger Tatsuya Kubo, Yukio Otome 2008-09-02
6330403 Image forming apparatus with adjusting device Takashi Rokutanda, Takao Umeda 2001-12-11
6144836 Electrostatographic printing machine Takao Umeda, Takashi Rokutanda, Yukio Otome 2000-11-07
5908590 Process and apparatus for manufacturing a foamed resin container with a label Toru Yoshimi, Hiroshi Hasegawa, Yasuhiro Ono, Hirotomo Iwasaki, Masaru Chiba 1999-06-01
5701560 Image forming apparatus having a photosensitive body formed of a base material consisting of As.sub.2 Se.sub.3 or a-Si and a method Masayasu Anzai, Tsuneaki Kawanishi 1997-12-23
5005051 Electrophotographic image recording apparatus using amorphous silicon hydride photosensitive drum Shinichi Haruki, Yhuzi Furuya 1991-04-02