KY

Keiichi Yoshida

Ricoh Company: 22 patents #966 of 9,818Top 10%
HI Hitachi: 17 patents #2,231 of 28,497Top 8%
RT Renesas Technology: 15 patents #114 of 3,337Top 4%
HE Hitachi Vlsi Engineering: 10 patents #77 of 666Top 15%
HC Hitachi Ulsi Systems Co.: 9 patents #70 of 867Top 9%
OV Osaka Vacuum: 5 patents #4 of 15Top 30%
SS Sumitomo Wiring Systems: 4 patents #805 of 2,615Top 35%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
KO Konami: 2 patents #121 of 445Top 30%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
SI Synaptics Incorporated: 1 patents #354 of 606Top 60%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
📍 Yokkaichi, WA: #1 of 3 inventorsTop 35%
Overall (All Time): #30,197 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 26–50 of 69 patents

Patent #TitleCo-InventorsDate
7515450 Nonvolatile semiconductor storage device Tsutomu Nakajima 2009-04-07
7463852 Image forming apparatus having a developer conveying system and associated methodology Yoshio Hattori, Shinichi Kawahara, Takatsugu Fujishiro, Shuji Tanaka 2008-12-09
7463533 Nonvolatile semiconductor storage device Hideaki Kurata, Naoki Kobayashi, Shunichi Saeki, Takashi Kobayashi, Takayuki Kawahara +4 more 2008-12-09
7463845 Charging device having a first and second pressure with a cleaning member, and process cartridge and image forming apparatus including the charging device Takeo Suda, Shinichi Kawahara, Yoshio Hattori, Shuji Tanaka 2008-12-09
7334080 Nonvolatile memory with independent access capability to associated buffer Yoshinori Takase, Takashi Horii, Atsushi Nozoe, Takayuki Tamura, Tomoyuki Fujisawa +1 more 2008-02-19
7315723 Method and apparatus for image forming capable of effectively transporting toner Takeo Suda, Shinichi Kawahara, Yoshio Hattori, Yutaka Takahashi 2008-01-01
7290109 Memory system and memory card Takashi Horii, Atsushi Nozoe 2007-10-30
7283400 Nonvolatile semiconductor storage device Hideaki Kurata, Naoki Kobayashi, Shunichi Saeki, Takashi Kobayashi, Takayuki Kawahara +4 more 2007-10-16
7233523 Optimized layout for multi-bit memory banks each with two data latches and two arithmetic circuits Tsutomu Nakajima 2007-06-19
7209698 Method and apparatus for image forming capable of using minuscule spherical particles of toner, a process cartridge in use for the apparatus and a toner used in the image forming for obtaining an image with a high thin line reproducibility Takaaki Tawada, Shinichi Kawahara, Takeo Suda, Chohtaroh Kataoka, Haruji Mizuishi 2007-04-24
7095657 Nonvolatile semiconductor memory device capable of realizing optimized erasing operation in a memory array Yoshinori Takase, Hideaki Kurata, Ken Matsubara, Michitaro Kanamitsu, Shinji Yuasa 2006-08-22
7085189 Nonvolatile semiconductor storage device Takashi Horii, Ken Matsubara 2006-08-01
7072225 Nonvolatile memory and method of programming the same memory Yoshinori Takase, Shoji Kubono, Michitaro Kanamitsu, Atsushi Nozoe, Hideaki Kurata 2006-07-04
7002848 Nonvolatile semiconductor memory device Yoshinori Takase, Hideaki Kurata, Michitaro Kanamitsu 2006-02-21
6958940 Nonvolatile semiconductor memory device capable of realizing optimized erasing operation in a memory array Yoshinori Takase, Hideaki Kurata, Ken Matsubara, Michitaro Kanamitsu, Shinji Yuasa 2005-10-25
6930924 Nonvolatile memory and method of programming the same memory Yoshinori Takase, Shoji Kubono, Michitaro Kanamitsu, Atsushi Nozoe, Hideaki Kurata 2005-08-16
6916243 Gaming machine 2005-07-12
6906952 Nonvolatile semiconductor memory device and data writing method therefor Shooji Kubono 2005-06-14
6775185 Nonvolatile semiconductor memory Tomoyuki Fujisawa, Yoshinori Takase, Takashi Horii 2004-08-10
6771161 Data transmission system using a human body as a signal transmission path Kenji Doi, Mitsuhide Maeda, Hitoshi Sakakibara, Masaru Hashimoto, Masaki Koyama +2 more 2004-08-03
6735121 Nonvolatile memory system having status register for rewrite control 2004-05-11
6661709 Nonvolatile semiconductor memory device 2003-12-09
6567315 Nonvolatile memory and method of programming the same memory Yoshinori Takase, Shoji Kubono, Michitaro Kanamitsu, Atsushi Nozoe, Hideaki Kurata 2003-05-20
6525670 In-home health care system Kenji Doi, Mitsuhide Maeda, Hitoshi Sakakibara, Masaru Hashimoto, Kazuya KITAYAMA +3 more 2003-02-25
6525960 Nonvolatile semiconductor memory device including correction of erratic memory cell data Shooji Kubono 2003-02-25