MITSUBISHI DENKI KABUSHIKI KAISHA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology MATTERS Rank in Class
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 671 65
 
 
H02K DYNAMO-ELECTRIC MACHINES 419 5
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 318 190
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 255 70
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 205 38
 
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 179 2
 
 
F02D CONTROLLING COMBUSTION ENGINES 150 16
 
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 144 11
 
 
H04B TRANSMISSION 143 86
 
 
B66B ELEVATORS; ESCALATORS OR MOVING WALKWAYS 133 5
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0222,081 SOLAR CELL PANEL Apr 20, 17 Aug 03, 17 [H01L]
2016/0163,325 METHOD FOR SPEECH CODING, METHOD FOR SPEECH DECODING AND THEIR APPARATUSES Feb 12, 16 Jun 09, 16 [G10L]
2016/0006,976 RANDOMLY ACCESSIBLE VISUAL INFORMATION RECORDING MEDIUM AND RECORDING METHOD, AND REPRODUCING DEVICE AND REPRODUCING METHOD Sep 15, 15 Jan 07, 16 [H04N]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9722119 Solar cell panel Feb 05, 04 Aug 01, 17 [H01L]
D777101 Charger for electric vehicles Nov 10, 14 Jan 24, 17 [1302]
9469203 Battery information output equipment for power supply and demand leveling system Jul 29, 11 Oct 18, 16 [B60L, H01M, H02J]
9467905 Base transceiver station apparatus and mobile communications system Jan 07, 14 Oct 11, 16 [H04L, H04W]
9340117 Power supply and demand leveling system Jul 29, 11 May 17, 16 [B60L, G06F, H02J]
9284647 Method for coating sliding surface of high-temperature member, high-temperature member and electrode for electro-discharge surface treatment Sep 14, 09 Mar 15, 16 [C23C, B32B, C22C, F01D]
9286945 Disk information display device Apr 06, 05 Mar 15, 16 [G11B, G06F]
9288768 Mobile communication system Feb 07, 12 Mar 15, 16 [H04W]
9263025 Method for speech coding, method for speech decoding and their apparatuses Feb 25, 14 Feb 16, 16 [G10L]
9246609 Device for sending-out data in which associated data is multiplexed with main data Oct 07, 11 Jan 26, 16 [H04H, H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8524163 Ozone generating apparatus Withdrawn Jul 23, 09 Sep 03, 13 [B01J]
8386291 Equipment planning support system for triple-deck elevator Expired Mar 03, 05 Feb 26, 13 [G06Q]
8290018 Method for efficient equalization in a telecommunication system including at least one mobile transceiver Expired Apr 02, 04 Oct 16, 12 [H04B]
8225854 Heat sink and cooling unit using the same Expired Jan 11, 06 Jul 24, 12 [F28D, F28F]
8213712 Methods of representing and analysing images Withdrawn Oct 27, 10 Jul 03, 12 [G06K]
8178972 Semiconductor device and manufacturing method therefor Expired Nov 17, 10 May 15, 12 [G01R, H01L]
8130288 Image processing apparatus Expired Dec 16, 05 Mar 06, 12 [H04N]
2012/0012,558 GAS INSULATED BREAKING DEVICE ABAN Jan 11, 11 Jan 19, 12 [H01H]
8099055 Method and device for managing signal measurements in a wireless network Expired May 01, 06 Jan 17, 12 [H03C, H04B]
8093544 Passenger detecting apparatus Expired Nov 05, 02 Jan 10, 12 [G06M]
8094715 Video signal encoding device and video signal encoding method Expired Dec 25, 03 Jan 10, 12 [H04N, H04B]
2011/0293,190 IMAGE PROCESSING FOR CHANGE DETECTION ABAN Jul 16, 07 Dec 01, 11 [G06K]
8027649 Radio communication system, a transmitter and a receiver Expired Oct 31, 07 Sep 27, 11 [H03C]
7965372 Apparatus for removing photoresist film Expired Apr 30, 02 Jun 21, 11 [G03B]
7961982 Robust image registration Expired Jun 19, 06 Jun 14, 11 [G06K]
7941025 Semiconductor photonic device Expired Jun 01, 09 May 10, 11 [G02B]
7936817 High-efficiency encoder and video information recording/reproducing apparatus Expired Oct 30, 07 May 03, 11 [H04N, H04B]
7933317 Method for transmitting UWB pulse sequences in a cost-efficient manner Expired Mar 03, 06 Apr 26, 11 [H04B]
7924693 Optical disk and optical disk drive device Expired Sep 05, 06 Apr 12, 11 [G11B]
7924710 Method for transmitting data including an error control mechanism designed for unreliable networks and error resilience applications Expired Sep 02, 04 Apr 12, 11 [G06F]

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