TK

Takashi Koizumi

Fujitsu Limited: 30 patents #760 of 24,456Top 4%
FC Fuji Photo Optical Co.: 5 patents #109 of 509Top 25%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
NA Nabtesco: 4 patents #32 of 320Top 10%
PI Pearl Musical Instrument: 4 patents #3 of 18Top 20%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
CC Clarion Co.: 2 patents #253 of 721Top 40%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
TC Teijin Seiki Co.: 2 patents #43 of 143Top 35%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
KC Kissei Pharmaceutical Co.: 1 patents #115 of 202Top 60%
CH Chisso: 1 patents #468 of 833Top 60%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
Overall (All Time): #39,079 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 1–25 of 60 patents

Patent #TitleCo-InventorsDate
12100373 Snare drum strainer structure 2024-09-24
11990109 Holder system for a drum 2024-05-21
10789926 Supporting apparatus for kick pad Yuichi Sato, Akito Takegawa 2020-09-29
10770041 Kick pad Yuichi Sato, Akito Takegawa 2020-09-08
10672370 Rotation stopper for cymbal pad Akito Takegawa 2020-06-02
9459609 Actuator monitoring circuit, controller, and actuator unit Hiroshi Usui, Kiyoshi Yasuda 2016-10-04
9447785 Rotary actuator Koji Ito 2016-09-20
9133923 Rotary actuator Koji Ito 2015-09-15
9024920 Drive voltage generator Hiroshi Kojima, Kazuyoshi Nishi, Mika Nakamura, Yosuke Izawa 2015-05-05
7855250 Filling foam composition, foam filling member, and filling foam Takehiro Ui 2010-12-21
7780778 Pigment dispersion and paint Hifumi Egusa, Shinji Shimada, Nobuhisa Sudo, Makiko Nanke 2010-08-24
7684649 Brightness signal processing apparatus Hisao Kunitani, Satoru Tanigawa 2010-03-23
7563822 Agents for the prevention or treatment of renal diseases Yuji Hoyano, Satoshi Akahane 2009-07-21
7458212 Back-pressure valve and actuation system Toshio Kamimura 2008-12-02
7271808 Image display control method and image display control apparatus Seiichi Moriyama, Naoto Osaka, Hiroyuki Kageyama, Hiroyuki Morinaga, Noriko Kaku +1 more 2007-09-18
7258209 Brake drum and method for producing the same Takaharu Echigo, Hiroto Shoji, Yasuhiro Nakao, Kunitoshi Sugaya 2007-08-21
6966966 Protective sheet peeling device and protective sheet peeling method Yoshinori Kawamura 2005-11-22
6964228 Conveying device Kazuoki Komiyama, Yoshinori Kawamura 2005-11-15
6935238 Image recording material conveying device and automatic image recording system Yoshinori Kawamura, Kazuoki Komiyama, Yoshihiro Koyanagi 2005-08-30
6929258 Sheet feeder and sheet feeding method Tsukasa Ono, Yoshinori Kawamura, Kazuhisa Okamoto 2005-08-16
6904844 Printing plate removing/supplying device Yoshinori Kawamura 2005-06-14
6880681 Brake drum and method for producing the same Takaharu Echigo, Hiroto Shoji, Yasuhiro Nakao, Kunitoshi Sugaya 2005-04-19
6800868 Device for discriminating among print media Yoshinori Kawamura, Tsukasa Ono, Kazuhisa Tazaki 2004-10-05
6751846 Magnetic head manufacturing method Susumu Hashimoto, Michiko Hara, Tomohiko Nagata, Kohichi Tateyama, Masatoshi Yoshikawa +3 more 2004-06-22
6739550 Flight control surface control unit Toshio Kamimura 2004-05-25