MT

Masaki Tanaka

SC Shin-Etsu Chemical Co.: 44 patents #70 of 2,176Top 4%
MC Minolta Co.: 13 patents #132 of 1,416Top 10%
Canon: 13 patents #5,080 of 19,416Top 30%
Mitsubishi Electric: 10 patents #2,886 of 25,717Top 15%
KM Konica Minolta: 8 patents #249 of 1,361Top 20%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
Kawasaki: 6 patents #341 of 2,943Top 15%
IC Itoh Denki Co.: 3 patents #7 of 38Top 20%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
NC Nissin Chemical Industry Co.: 3 patents #15 of 83Top 20%
JD Japan Display: 3 patents #648 of 1,204Top 55%
YA Yazaki: 3 patents #1,239 of 3,427Top 40%
NC Nidek Co.: 3 patents #123 of 365Top 35%
UI Ube Material Industries: 2 patents #17 of 58Top 30%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
DI Daicel Chemical Industries: 2 patents #308 of 893Top 35%
SC Seikosha Co.: 2 patents #132 of 312Top 45%
MC Mitsubishi Gas Chemical Company: 2 patents #789 of 1,727Top 50%
KB Kurashiki Boseki: 2 patents #40 of 175Top 25%
TC Toyo Communication Equipment Co.: 2 patents #17 of 111Top 20%
JC Jidosha Denki Kogyo Co.: 2 patents #38 of 121Top 35%
NI Nissan Chemical Industries: 1 patents #141 of 308Top 50%
DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #184 of 376Top 50%
IL Itoh Electric Company Limited: 1 patents #8 of 16Top 50%
JK Jidosha Denki Kogyo K.K.: 1 patents #16 of 56Top 30%
KE Kokusai Electric: 1 patents #344 of 583Top 60%
KF Kwansei Gakuin Educational Foundation: 1 patents #39 of 71Top 55%
KY Kyulux: 1 patents #44 of 91Top 50%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
MC Mitsui E&S Machinery Co.: 1 patents #6 of 21Top 30%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
NS Nippon Cable System: 1 patents #25 of 90Top 30%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
SP Seiko Precision: 1 patents #81 of 173Top 50%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SO Socionext: 1 patents #229 of 541Top 45%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
📍 Makinohara, NY: #1 of 2 inventorsTop 50%
Overall (All Time): #7,073 of 4,157,543Top 1%
141
Patents All Time

Issued Patents All Time

Showing 76–100 of 141 patents

Patent #TitleCo-InventorsDate
7181148 Image forming apparatus and device for determining the density and position of a toner pattern Tetsuya Sakai, Katsuyuki Hirata, Hironori Akashi, Tatsuya Isono, Takashi Harashima 2007-02-20
7149439 Method and device for estimating toner concentration and image forming apparatus equipped with such device Katsuyuki Hirata, Tetsuya Sakai, Tatsuya Isono, Hironori Akashi, Toshio Tsuboi +1 more 2006-12-12
7115678 Flame-retardant resin composition free from halogen Toshiaki Ihara 2006-10-03
7083888 External additive for electrostatically charged image developing toner Muneo Kudo 2006-08-01
6855759 Silica particles surface-treated with silane, process for producing the same and uses thereof Muneo Kudo, Shoji Ichinohe, Atsushi Asami, Mitsuo Asai, Kazuyuki Matsumura 2005-02-15
6672449 Motorized roller Tatsuhiko Nakamura, Tomoyuki Fujimoto 2004-01-06
6671509 Mobile communication unit and mobile communication system Kenzo Urabe, Seigo Miyoshi, Yoshikuni Itoh, Hideto Yamaguchi 2003-12-30
6576692 Epoxidized block copolymer, its production, and its composition Yoshihiro Ohtsuka, Yasuhiro Oshino 2003-06-10
6521290 Silica particles surface-treated with silane, process for producing the same and uses thereof Muneo Kudo, Shoji Ichinohe, Atsushi Asami, Mitsuo Asai, Kazuyuki Matsumura 2003-02-18
6316155 External additive for electrostatically charged latent image developing toner Muneo Kudo, Yoshiteru SAKATSUME, Shoji Ichinohe, Mitsuo Asai 2001-11-13
6285839 Image forming apparatus having function for automatically adjusting image forming condition Tetsuya Sakai, Futoshi Hamada, Toshifumi Watanabe 2001-09-04
6248495 Electrostatic image developer Yoshinori Inokuchi, Takaaki Shimizu 2001-06-19
6094502 Image formation apparatus that allows correction of .gamma. correction data and adjustment method thereof Katsuyuki Hirata, Kentaro Katori 2000-07-25
6021288 Image forming apparatus Yukihiko Okuno, Toshifumi Watanabe 2000-02-01
5985372 Method for preparing antibacterial/antifungal inorganic matter-composited wood Shiro Saka, Fumie Tanno, Akira Yamamoto, Koichi Higuchi 1999-11-16
5978615 Tandem-type image forming apparatus and image forming condition determination method used in this tandem-type image forming apparatus Yukihiko Okuno, Toshifumi Watanabe 1999-11-02
5920748 Image forming apparatus capable of estimating toner concentration Atsushi Kawai, Tetsuya Sakai 1999-07-06
5916980 Polycarbonate resin composition Noriyoshi Ogawa, Jun Tajima, Mitsuhiro Takarada 1999-06-29
5860041 Device for measuring toner concentration in developer comprising toner and carrier Kuniya Matsuura, Toshifumi Watanabe 1999-01-12
5840809 Epoxidized block copolymer, its production, and its composition Yoshihiro Ohtsuka, Yasuhiro Oshino 1998-11-24
5754920 Image forming apparatus and image forming method Kentaro Katori, Atsushi Kawai, Hironobu Nakata 1998-05-19
5724627 Image forming apparatus which calculates toner consumption in accordance with tone correction Yukihiko Okuno, Naoyoshi Kinoshita 1998-03-03
5708917 Toner replenishment device for an image forming apparatus which employs pixel density and toner density information Atsushi Kawai, Tetsuya Sakai, Yukihiko Okuno 1998-01-13
5708918 Image formation apparatus that can maintain appropriately toner density in developing device Yukihiko Okuno, Naoyoshi Kinoshita, Atsushi Kawai, Toshifumi Watanabe 1998-01-13
5694223 Digital image forming apparatus which specifies a sensitivity characteristic of a photoconductor Kentaro Katori, Toshifumi Watanabe, Yukihiko Okuno, Hironobu Nakata, Katsuyuki Hirata 1997-12-02