Inventor
WATANABE KOUJI
JP64 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE KOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
10 patentsUS5564939AOct 15, 1996
Connector having a latch mechanism
FUJITSU LTD136 citations97
US5195899AMar 23, 1993
Impedance matched electrical connector
FUJITSU LTD67 citations96
US5326936AJul 5, 1994
Mounting device for mounting an electronic device on a substrate by the surface mounting technology
FUJITSU LTD61 citations94
US5779492AJul 14, 1998
Connector employing liquid conductor for electrical contact
FUJITSU LTD27 citations92
US5618202AApr 8, 1997
Connector having strip line structure
FUJITSU LTD37 citations92
US5440454AAug 8, 1995
Electrical connecting device and method for making same
FUJITSU LTD28 citations92
US4464002AAug 7, 1984
Electrical connector
FUJITSU LTD23 citations81
US4365857ADec 28, 1982
Connector having polarity
FUJITSU LTD21 citations76
US5626484AMay 6, 1997
Connector employing liquid conductor for electrical contact
FUJITSU LTD11 citations73
US5603981AFeb 18, 1997
Electrical connecting device and method for making same
FUJITSU LTD2 citations62
TOYODA AUTOMATIC LOOM WORKS
9 patentsUS6361283B1Mar 26, 2002
Displacement control valve
TOYODA AUTOMATIC LOOM WORKS74 citations96
US6354811B1Mar 12, 2002
Control valve for variable displacement compressors
TOYODA AUTOMATIC LOOM WORKS71 citations96
US6398516B1Jun 4, 2002
Variable displacement compressors and control valves for variable displacement compressors
TOYODA AUTOMATIC LOOM WORKS26 citations92
US6146106ANov 14, 2000
Electromagnetic valve
TOYODA AUTOMATIC LOOM WORKS25 citations92
US6036447AMar 14, 2000
Control valve having a ground connection for the actuator coil
TOYODA AUTOMATIC LOOM WORKS21 citations92
US5964578AOct 12, 1999
Control valve in variable displacement compressor
TOYODA AUTOMATIC LOOM WORKS34 citations92
US5890876AApr 6, 1999
Control valve in variable displacement compressor
TOYODA AUTOMATIC LOOM WORKS56 citations92
US6062824AMay 16, 2000
Control valve
TOYODA AUTOMATIC LOOM WORKS25 citations91
US6524077B2Feb 25, 2003
Control valve for variable displacement compressor
TOYODA AUTOMATIC LOOM WORKS10 citations71
BROTHER IND LTD
6 patentsUS10845755B2Nov 24, 2020
Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same
BROTHER IND LTD4 citations84
US10401789B2Sep 3, 2019
Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same
BROTHER IND LTD8 citations84
US11853002B2Dec 26, 2023
Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same
BROTHER IND LTD1 citations73
US11262695B2Mar 1, 2022
Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same
BROTHER IND LTD3 citations73
US9010749B2Apr 21, 2015
Sheet feeders
BROTHER IND LTD5 citations72
US12271148B2Apr 8, 2025
Drum unit having electrical contact surface positioned at outer surface of frame and image forming apparatus provided with the same
BROTHER IND LTD0 citations63
SONY CORP
3 patentsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsMITSUBISHI HEAVY IND LTD
2 patentsTOSHIBA MEMORY CORP
2 patentsTS CORP
2 patentsHITACHI LTD
1 patentFUJI PHOTO FILM CO LTD
1 patentNIKON CORP
1 patentKAWASAKI HEAVY IND LTD
1 patentTORAY INDUSTRIES
1 patentMIZUNO MASATSUGU
1 patentIDE TAKASHI
1 patentKYOCERA CORP
1 patentYOKOHAMA RUBBER CO LTD
1 patentPANASONIC CORP
1 patentTOSHIBA KK
1 patentHIDA TOSHIKATSU
1 patentMITSUBISHI CHEM CORP
1 patentNIPPON DENSO CO
1 patentShowing the top 50 of 64 patents by PatentIndex Score.