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 276–300 of 339 patents

Patent #TitleCo-InventorsDate
5561093 Catalyst useful for the polymerization of olefins Toshihiko Sugano, Hideshi Uchino 1996-10-01
5506669 Cleaning device having potential applying member and image forming apparatus having a reciprocating recording material carrying member Masahiro Inoue, Nobuhiko Takekoshi 1996-04-09
5506269 Parasiticide employing pyrethroid type compounds Kazutomi Ohnuma, Masahiko Nakamura, Takatoshi Udagawa 1996-04-09
5496380 Disperse dye composition and dyeing method employing it Hideaki Imafuku, Toshikazu Tamiya, Kuniko Kira 1996-03-05
5488022 Catalyst component for olefin polymerization Tadashi Takahashi, Kazuo Nakamura, Seiichi Tsukamoto 1996-01-30
5486572 Process for preparing propylene block copolymers Toshihiko Sugano 1996-01-23
5456782 Toner carrier and method of producing the same Atsushi Ohta, Mitsuru Hasegawa, Seiji Ishii 1995-10-10
5454883 High toughness low yield ratio, high fatigue strength steel plate and process of producing same Atsuhiko Yoshie, Masaaki Fujioka, Yasumitsu Onoe, Shuji Aihara 1995-10-03
5444125 Aminated olefin polymers Masayuki Tomita, Hideshi Uchino, Toshihiko Sugano, Mitsutoshi Aritomi 1995-08-22
5436257 Oxazolidine derivatives having anti-diabetic and anti-obesity properties, their preparation and their therapeutic uses Takao Yoshioka, Shinji Yoshioka, Toshihiko Fujiwara, Hiroyoshi Horikoshi 1995-07-25
5426162 Production of olefin polymers 1995-06-20
5409701 FR901451 substance, process for preparation thereof and use thereof Hiroshi Hatanaka, Shigehiro Takase, Masanori Okamoto, Masakuni Okuhara 1995-04-25
5389164 Production method of strong and tough thick steel plate Atsuhiko Yoshie, Masaaki Fujioka, Yuji Nomiyama, Hiroki Miyawaki 1995-02-14
5387596 Benzylidenethiazolidine derivatives and their use for the inhibition lipid peroxides Toyonori Takebayashi, Takayuki Onodera, Kazuo Hasegawa, Takao Yoshioka 1995-02-07
5385877 Production of alpha-olefin polymers Toshihiko Sugano, Hideshi Uchino 1995-01-31
5385993 Production of olefin polymers 1995-01-31
5357443 Method of estimating properties of steel product Yoshiyuki Watanbe, Shinichi Shimomura, Atsuhiko Yoshie, Masaaki Fujioka, Kiyoshi Nishioka +1 more 1994-10-18
5357473 Semiconductor storage system including defective bit replacement Masahiro Mizuno, Hiroshi Baba, Keizo Hama 1994-10-18
5346925 Method for producing .alpha.-olefin polymers Toshihiko Sugano, Kazuyo Kuwaba 1994-09-13
5338855 Thiazolidine compounds containing a quinone group, their preparation and their therapeutic uses Takao Yoshioka, Takahide Nishi, Tsutomu Kanai, Yuichi Aizawa, Kunio Wada +1 more 1994-08-16
5331054 Propylene copolymer composition Toshihiko Sugano, Hajime Mizuno, Hideshi Uchino 1994-07-19
5324784 Process for producing propylene block copolymer Naohiro Yamamoto 1994-06-28
5275993 Olefin polymerization catalyst Kazuyo Kitagawa 1994-01-04
5262487 Process for producing propylene block copolymer Naohiro Yamamoto 1993-11-16
5225501 Process for producing a propylene random copolymer Toshihiko Sugano, Hideshi Uchino 1993-07-06