TK

Takashi Koyama

The Yokohama Rubber Co.: 27 patents #32 of 1,136Top 3%
TO Toyota: 20 patents #1,142 of 26,838Top 5%
Canon: 19 patents #3,464 of 19,416Top 20%
SO Sony: 15 patents #2,858 of 25,231Top 15%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
SC Sz Dji Technology Co.: 8 patents #110 of 680Top 20%
MM Mitsubishi Materials: 7 patents #133 of 1,543Top 9%
JT Japan Tobacco: 4 patents #152 of 1,187Top 15%
EL Elk: 3 patents #2 of 8Top 25%
KE Kabushiki Kaisha Elquest: 3 patents #2 of 2Top 100%
TS Toshiba Lifestyle Products & Services: 3 patents #16 of 81Top 20%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
TC Taiho Kogyo Co.: 2 patents #102 of 332Top 35%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
NC Nihon Parkerizing Co.: 1 patents #112 of 330Top 35%
HL Henkel Limited: 1 patents #428 of 861Top 50%
HC Hitachi Powdered Metals Co.: 1 patents #113 of 246Top 50%
IC Ikeda Bussan Co.: 1 patents #113 of 235Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KC Kunimine Industries Co.: 1 patents #4 of 37Top 15%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MD Mitsubishi Electric System Lsi Design: 1 patents #31 of 98Top 35%
DC Dai-Ichi Kogyo Seiyaku Co.: 1 patents #153 of 288Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
TC Tamron Co.: 1 patents #74 of 138Top 55%
Overall (All Time): #8,584 of 4,157,543Top 1%
128
Patents All Time

Issued Patents All Time

Showing 76–100 of 128 patents

Patent #TitleCo-InventorsDate
8131449 Fuel injection control apparatus and fuel injection control method for internal combustion engine Hisashi Ohki, Kiyoshi Fujiwara, Tomohiro Kaneko, Takahumi Yamada 2012-03-06
8040616 Lens barrel and imaging apparatus Kiyomitsu Furuyama, Shohei Uno 2011-10-18
8011839 Lens barrel and imaging apparatus Kiyomitsu Furuyama, Shohei Uno 2011-09-06
7982973 Zoom lens, lens barrel and image pickup apparatus Yusuke Nanjo 2011-07-19
7952814 Lens barrel and imaging apparatus Takashi Kato 2011-05-31
7861686 Fuel injection control apparatus and fuel injection control method Seiji Ogura, Hisashi Ohki 2011-01-04
7679847 Lens-barrel and image pickup apparatus Masaaki Kamoda 2010-03-16
7649695 Lens barrel and imaging apparatus Takashi Kato 2010-01-19
7542089 Camera with optical axis bending optical system Takeshi Ito 2009-06-02
7466504 Lens barrel and imaging apparatus 2008-12-16
7337766 Gas-mixture-ignition-time estimation apparatus for internal combustion engine, and control apparatus for internal combustion engine Shigeki Nakayama, Koji Kitano, Taro Aoyama, Ryo Hasegawa, Kazuhisa Inagaki +3 more 2008-03-04
7228068 Lens barrel structure and image capture apparatus 2007-06-05
7127161 Lens barrel and optical apparatus 2006-10-24
7079185 Camera with optical axis bending optical system Takeshi Ito 2006-07-18
6683131 Protective coating of metal and product therefrom Yasuhiro Kinoshita, Keiichi Ueno 2004-01-27
6643834 Method of and apparatus for designing layout of analog cells, and computer product Takao Satoh, Takeshi Senoh 2003-11-04
6194357 Waterborne lubricant for the cold plastic working of metals Motoharu Murata, Yoshio Matsumura, Yoshihiko Nishizawa 2001-02-27
6019106 Embossed cigarette wrapper with improved holding force Toshiaki Okusawa, Shichisei Tani, Takashi Yokoyama 2000-02-01
5948712 Fabric for trim base member Kazuo Tanabe, Masahiro Kodama, Yoshihiro Honda 1999-09-07
5879816 Metallic sliding material Kazuhiko Mori, Jun Kawaguchi, Yoshio Fuwa, Hirofumi Michioka 1999-03-09
5686366 Process for producing platelet .alpha.-Al.sub.2 O.sub.3 based ceramic composite Koichi Niihara 1997-11-11
5680830 Excrement treatment for small animals and method of manufacturing the same Yuji Kawaguchi, Masai Sato 1997-10-28
5669047 Charging member, electrophotographic apparatus and charging method using the same Masami Okuda, Hisami Tanaka, Junichi Kishi, Hiroyuki Ohmori, Masafumi Hisamura 1997-09-16
5663283 Polyamide, electrophotographic photosensitive member employing the polyamide, and electrophotographic apparatus, device unit and facsimile machine employing the member Teigo Sakakibara, Kiyoshi Sakai, Noriko Ohtani 1997-09-02
5464028 Cigarette Kazuko Takeda, Motohiko Muramatsu 1995-11-07