TK

Tadashi Kasai

Ricoh Company: 42 patents #327 of 9,818Top 4%
OC Oki Electric Industry Co.: 14 patents #69 of 2,807Top 3%
OD Oki Data: 4 patents #186 of 635Top 30%
PE Pentax: 4 patents #113 of 396Top 30%
PE Pentax: 1 patents #515 of 761Top 70%
📍 Yokohama, GA: #4 of 12 inventorsTop 35%
Overall (All Time): #33,580 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
8520261 Controller and halftone dot signal generating method capable of controlling glossiness of image Shinya Kobayashi, Kentarou Matsumoto, Akio Tsujita, Masato Iio, Katsuhiro Shinohara +2 more 2013-08-27
8494385 Image forming apparatus Masakazu Terao, Kentarou Matsumoto, Shinya Kobayashi, Akio Tsujita, Masato Lio +1 more 2013-07-23
8112006 Image forming apparatus and method for distinguishing suitable parts in the same 2012-02-07
8099026 Development device and image forming apparatus capable of reducing stress applied to developer 2012-01-17
8095046 Image forming apparatus and image developer used therein 2012-01-10
8090276 Developing device and image forming apparatus 2012-01-03
7965954 Image forming apparatus Jun Shiori, Toshihiro Sugiyama, Atsushi Tano, Yutaka Takahashi, Takehide Mizutani 2011-06-21
7859555 Image forming apparatus 2010-12-28
7764887 Developing device and image forming apparatus 2010-07-27
7548349 Image forming apparatus to prevent toner deformation Yasushi Koichi, Mitsuo Aoki, Bing Shu, Koji Suzuki, Shigeru Watanabe +1 more 2009-06-16
7515860 Image forming method and image forming apparatus for same Koji Suzuki, Mitsuo Aoki, Bing Shu, Yasushi Koichi, Setsuo Soga +1 more 2009-04-07
7457570 Image forming apparatus including a magnetic brush developing system using a two-component developer comprising toner and carrier Hideki Kimura, Tsuyoshi Imanura, Katsumi Masuda, Hideo Yoshizawa, Kiyotaka Sakai 2008-11-25
7273688 Image forming method and image forming apparatus for same Koji Suzuki, Mitsuo Aoki, Bing Shu, Yasushi Koichi, Setsuo Soga +1 more 2007-09-25
7169105 Flexible tube for an endoscope Kikuo Iwasaka, Hideo Nanba, Masaru Takeshige, Akira Sugiyama, Keiji Kunii +1 more 2007-01-30
7162187 Image forming apparatus and image forming method Yasushi Koichi, Mitsuo Aoki, Bing Shu, Setsuo Soga, Koji Suzuki +1 more 2007-01-09
7150954 Image forming method and toner for use in the method Mitsuo Aoki, Kumi Hasegawa, Toshiaki Higaya, Yasushi Koichi, Yutaka Takahashi 2006-12-19
7125638 Image forming method and image forming apparatus for same Koji Suzuki, Mitsuo Aoki, Bing Shu, Yasushi Koichi, Setsuo Soga +1 more 2006-10-24
6934484 Image-forming apparatus and image-forming method Koji Suzuki, Mitsuo Aoki, Hiroto Higuchi, Shinya Nakayama, Maiko Kondo +3 more 2005-08-23
6899986 Image forming method and toner for use in the method Mitsuo Aoki, Kumi Hasegawa, Toshiaki Higaya, Yasushi Koichi, Yutaka Takahashi 2005-05-31
6887636 Toner for two-component developer, image forming method and device for developing electrostatic latent image Hiroaki Matsuda, Kazuyuki Yazaki, Takayuki Koike, Koji Suzuki, Yutaka Takahashi +3 more 2005-05-03
6860849 Flexible tube for an endoscope Minoru Matsushita, Kikuo Iwasaka, Hideo Nanba 2005-03-01
6623424 Flexible tube for an endoscope and electronic endoscope equipped with the flexible tube Shinji Hayakawa, Akira Sugiyama, Masaru Takeshige 2003-09-23
6520214 Flexible tube for endoscope Akira Sugiyama, Masanao Abe, Minoru Matsushita, Hideo Nanba, Shinji Hayakawa +4 more 2003-02-18
6206824 Flexible tube for endoscope and method of producing the flexible tube Kenichi Ohara, Yoshinori Shibata, Hiromichi Shibuya, Hitoshi Hirose, Kikuo Iwasaka +2 more 2001-03-27
5961616 Data transfer system Nobuo Wakasugi, Hiroshi Sakaino, Hiroshi Okada 1999-10-05