NITTO KOHKI CO., LTD.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL4413
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 939
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING943
 
 
 
B23B TURNING; BORING 830
 
 
 
A61H PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY 416
 
 
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 321
 
 
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 350
 
 
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING332

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
5,136,285 Portable data transmitting/receiving apparatusApr 30, 91Aug 04, 92[G08C]56
6,629,941 Air massage systemDec 23, 99Oct 07, 03[A61H]33
6,203,510 Compressing device for pneumatic massagerJul 20, 98Mar 20, 01[A61H]27
5,293,156 Hand tool driven by DC battery with multiple level battery condition indicatorFeb 10, 92Mar 08, 94[G08B]27
5,816,093 Method and tool for forming a tapered hole in a cylindrical work by punching extrudingJun 25, 97Oct 06, 98[B21D]24
6,886,803 Female and male couplers of pipe couplingMay 28, 04May 03, 05[F16L]22
D411424 Portable disk grinderApr 17, 98Jun 22, 99[0801]19
D521614 Female coupler of pipe couplingMay 12, 04May 23, 06[]18
D471261 Socket of pipe couplingJul 24, 02Mar 04, 03[2301]18
D434834 Plug for pipe couplingApr 29, 99Dec 05, 00[2301]18

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0320,479 PORTABLE DRILLING MACHINEDec 24, 09Dec 20, 12[H02H]
2012/0180,891 MALE JOINT MEMBER FOR PIPE JOINTMar 28, 12Jul 19, 12[F16L]
2011/0297,412 ROTATIONALLY DRIVEN AIR TOOLAug 12, 11Dec 08, 11[B25F]
2011/0284,109 AIR PUMPJul 28, 11Nov 24, 11[E03B]
2011/0280,751 AIR PUMPJul 26, 11Nov 17, 11[F04B]
2011/0280,752 AIR PUMPJul 28, 11Nov 17, 11[F04B]
2011/0262,289 VANE AIR MOTORJul 06, 11Oct 27, 11[F04C, F01C]
2011/0262,292 VANE AIR MOTORJul 06, 11Oct 27, 11[F03C]
2011/0198,841 PIPE COUPLING APPARATUSAug 11, 08Aug 18, 11[F16L]
2011/0070,041 DRILLING DEVICE WITH OIL SUPPLY UNITJul 23, 08Mar 24, 11[B23Q]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,439,662 Vane air motorJul 06, 11May 14, 13[F03C, F04C, F01C]
8,353,361 Pneumatic toolJul 23, 08Jan 15, 13[B23B, B25D, B27C]
8,342,202 Pipe coupling member for high-pressure fluidMar 19, 08Jan 01, 13[F16K]
8,297,310 Air pumpJul 28, 11Oct 30, 12[F04B, E03B]
8,297,374 Rotationally driven air toolAug 12, 11Oct 30, 12[B23B]
8,256,803 Socket for pipe joint and pipe jointAug 27, 10Sep 04, 12[F16L]
8,246,085 Pipe coupling and female pipe coupling memberSep 26, 08Aug 21, 12[F16L]
8,231,559 Pneumatic massage deviceJul 02, 07Jul 31, 12[A61H]
8,196,606 Coupling member for pipe couplingNov 13, 07Jun 12, 12[F16L]
8,186,649 Female coupling member and male coupling memberOct 28, 10May 29, 12[F16L]

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Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
Mikiya Toshio
Tokyo, JP
68
Asano Osamu
Tokyo, JP
23
Nakao Haruki
Tokyo, JP
19
Kitagawa Hiroyuki
Ohta-ku, JP
18
Shimizu Giichiro
Tokyo, JP
17
Shoji Michihiro
Tokyo, JP
17
Fukuda Kenji
Tokyo, JP
15
Makishima Reichi
Yokohama, JP
15
Kazama Yasuo
Tokyo, JP
14