TF

Takashi Fujita

Canon: 74 patents #284 of 19,416Top 2%
Ricoh Company: 67 patents #96 of 9,818Top 1%
SC Sankyo Holdings Co.: 30 patents #3 of 700Top 1%
ML Mitsubishi Petrochemical Company Limited: 29 patents #1 of 670Top 1%
TC Tokyo Seimitsu Co.: 24 patents #1 of 257Top 1%
KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
Yamaha: 8 patents #321 of 2,001Top 20%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
DC Daifuku Co.: 5 patents #61 of 509Top 15%
3M: 5 patents #2,937 of 11,543Top 30%
NS Nippon Steel: 5 patents #528 of 4,423Top 15%
NM Nippon Steel & Sumitomo Metal: 5 patents #197 of 1,491Top 15%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
MI Mitsui Toatsu Chemicals, Incorporated: 4 patents #343 of 1,543Top 25%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
SO Sony: 3 patents #10,744 of 25,231Top 45%
IBM: 3 patents #26,272 of 70,183Top 40%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
HZ Hitachi Zosen: 3 patents #73 of 531Top 15%
MC Mitsubishi Chemical: 3 patents #645 of 3,022Top 25%
SI Sumitomo Metal Industries: 3 patents #222 of 1,462Top 20%
CK Calsonic Kansei: 3 patents #110 of 675Top 20%
CY Cygames: 3 patents #2 of 92Top 3%
FC Fujisawa Pharmaceutical Co.: 2 patents #307 of 782Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
RA Renesas Technology America: 2 patents #3 of 35Top 9%
SK Seikagaku Kogyo: 2 patents #22 of 102Top 25%
TC Toho Titanium Co.: 2 patents #55 of 153Top 40%
TE Tokyo Shibaura Electric: 2 patents #32 of 337Top 10%
TI Toray Industries: 2 patents #1,308 of 3,690Top 40%
SM Smc: 1 patents #485 of 737Top 70%
NS Nec Soft: 1 patents #14 of 38Top 40%
MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
SL Suntory Holdings Limited: 1 patents #406 of 846Top 50%
TT The Ritsumeikan Trust: 1 patents #34 of 141Top 25%
DJ Dystar Japan: 1 patents #8 of 19Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
TO Toppan: 1 patents #51 of 177Top 30%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
AU Analog Devices International Unlimited: 1 patents #275 of 574Top 50%
TS Toshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
U- U-Shin: 1 patents #29 of 73Top 40%
LC Logic Co.: 1 patents #14 of 32Top 45%
WI Wako Pure Chemical Industries: 1 patents #164 of 377Top 45%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
PC Polyplastics Co.: 1 patents #154 of 292Top 55%
ST Seagate Technology: 1 patents #2,726 of 4,626Top 60%
FU Fujirebio: 1 patents #93 of 219Top 45%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
📍 Shizuoka, WA: #1 of 2 inventorsTop 50%
Overall (All Time): #959 of 4,157,543Top 1%
339
Patents All Time

Issued Patents All Time

Showing 226–250 of 339 patents

Patent #TitleCo-InventorsDate
6636718 Heating roller, method of producing the heating roller, and heating device, fixing device and image forming apparatus using the heating roller Jun Yura, Hirokazu Ikenoue, Atsushi Nakafuji 2003-10-21
6631253 Fixing device and image forming apparatus using the same Atsushi Nakafuji, Hirokazu Ikenoue, Jun Yura 2003-10-07
6596751 &agr;-substituted carboxylic acid derivatives Kunio Wada, Minoru Oguchi, Hidehito Honma, Toshihiko Fujiwara, Haruo Iwabuchi 2003-07-22
6577838 Fixing apparatus Jiro Ishizuka, Keisuke Inoue, Shozo Shimada 2003-06-10
6569877 Therapeutic and prophylactic agents for neoplasms Shinichi Kurakata, Kosaku Fujiwara 2003-05-27
6562849 Amine derivative compounds Kunio Wada, Minoru Oguchi, Hidehito Honma, Toshihiko Fujiwara 2003-05-13
6559421 Image forming apparatus and fixing device therefor Jun Yura, Hirokazu Ikenoue, Atsushi Nakafuji 2003-05-06
6542705 Electrophotographic heating apparatus, system, and method Hirokazu Ikenoue, Atsushi Nakafuji, Kazuhito Kishi, Eriko Chiba 2003-04-01
6487381 Fixing apparatus in which heating conditions can be changed in accordance with temperature of releasing oil Jiro Ishizuka, Keisuke Inoue, Shozo Shimada 2002-11-26
6432993 Substituted fused heterocyclic compound Kunio Wada, Toshihiko Fujiwara 2002-08-13
6409043 Sheet conveying apparatus Shigeo Doi 2002-06-25
6339089 Pyrimidine nucleus-containing compound and a medicament containing the same for a blood oxygen partial pressure amelioration, and a method for preparing the same Yoshiharu Nakashima, Michiyo Hizuka, Hiroshi Ikawa, Toru Hiruma 2002-01-15
6313164 Dithiolin derivatives, their preparation and their therapeutic effect Tomihisa Yokoyama 2001-11-06
6272307 Releasing agent coating device including releasing agent heater Jiro Ishizuka, Keisuke Inoue, Shozo Shimada 2001-08-07
D436967 Computer generated image on display panel or screen Shigeya Yasui, Hiroshi Yamauchi 2001-01-30
6181905 Image heating apparatus Tomoichiro Ohta, Osamu Watanabe, Ryuichiro Maeyama, Yasuhiro Hayashi 2001-01-30
6169677 Power converting system multiplexed with voltage dividing transformers, the voltage transformers, and controller for the system Takeshi Kitahata, Hiroyuki Nishikawa, Hiroshi Uchino, Takahisa Kageyama, Takeo Kanai +2 more 2001-01-02
6150371 Method for preventing and for treating autoimmune disease Toshihiko Fujiwara, Shinichi Kurakata, Tsunemichi Hosokawa, Junichiro Fukushige, Hiroyoshi Horikoshi 2000-11-21
6143911 Catalyst useful for the polymerization of olefins Toshihiko Sugano, Hideshi Uchino 2000-11-07
6122479 Fixing device for an image forming apparatus and fixing roller for the same Hiroshi Wada, Shigeharu Nakamura 2000-09-19
6120348 Polishing system Masafumi Goto, Kunio Nomoto 2000-09-19
6117893 Heterocyclic compounds having anti-diabetic activity and their use Takao Yoshioka, Toshihiko Fujiwara, Minoru Oguchi, Hiroaki Yanagisawa, Hiroyoshi Horikoshi +2 more 2000-09-12
6115015 Liquid crystal display module Shuichi Odahara 2000-09-05
6108906 Fixing device for an image forming apparatus and fixing roller for the same Hiroshi Wada, Shigeharu Nakamura 2000-08-29
6110008 Polishing system Masafumi Goto, Kunio Nomoto 2000-08-29