HITACHI MAXELL, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology MATTERS Rank in Class
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 507 38
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 232 37
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 226 35
 
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 201 18
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 170 246
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 67 120
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 62 123
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 56 64
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 53 83
 
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 51 65
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0100,788 BRAIN DYSFUNCTION ASSESSMENT METHOD, BRAIN DYSFUNCTION ASSESSMENT DEVICE, AND PROGRAM THEREOF Sep 11, 13 Apr 14, 16 [A61B]
2016/0102,819 LIGHT SOURCE DEVICE AND VEHICLE LAMP Apr 24, 13 Apr 14, 16 [F21K, F21V, F21S]
2016/0105,653 VIDEO PROJECTION DEVICE Sep 27, 13 Apr 14, 16 [H04N, G06F]
2016/0100,122 VIDEO DISPLAY DEVICE Apr 03, 13 Apr 07, 16 [H04N, G06T]
2016/0082,840 INFORMATION DISPLAY SYSTEM AND INFORMATION DISPLAY DEVICE Sep 13, 13 Mar 24, 16 [B60Q, B60K]
2016/0084,461 VEHICLE LAMP Apr 26, 13 Mar 24, 16 [F21S]
2016/0085,142 PROJECTION IMAGE DISPLAY DEVICE Mar 29, 13 Mar 24, 16 [G03B, G02B]
2016/0088,273 LIGHT SOURCE DEVICE AND PROJECTION TYPE IMAGE DISPLAY DEVICE Apr 22, 13 Mar 24, 16 [G03B, H04N, G02B]
2016/0077,319 PROJECTION-TYPE VIDEO DISPLAY DEVICE Apr 24, 13 Mar 17, 16 [H04N, G02B]
2016/0080,708 PROJECTION-TYPE VIDEO DISPLAY DEVICE Apr 26, 13 Mar 17, 16 [H04N, H04W]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,322,530 Light source device Sep 26, 12 Apr 26, 16 [H04N, G03B, F21V]
9,325,959 Recording and reproducing apparatus Jan 02, 13 Apr 26, 16 [H04N]
9,314,943 Kneading apparatus and method for producing thermoplastic resin molded product Feb 15, 13 Apr 19, 16 [B29C, B29B]
9,319,687 Image decoding device and method thereof using inter-coded predictive encoding code Jul 10, 15 Apr 19, 16 [H04N]
9,311,946 Magnetic recording medium Aug 16, 11 Apr 12, 16 [G11B]
9,313,295 Content delivery system, delivery server, receiving terminal, and content delivery method Jun 11, 13 Apr 12, 16 [H04N, H04L, G06Q, G06F]
9,313,541 Broadcasting method and broadcast signal receiving apparatus May 30, 14 Apr 12, 16 [H04H, H04N]
9,304,380 Projection type display apparatus for displaying an image Jul 22, 14 Apr 05, 16 [H04N, G03B]
9,305,484 Capacitive-load driving circuit and plasma display apparatus using the same Dec 02, 14 Apr 05, 16 [H05B, G09G, H01J]
9,287,544 Heat-resistant porous film, separator for nonaqueous battery, and nonaqueous battery Oct 03, 11 Mar 15, 16 [H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0263,316 SEALED BATTERY ABAN Mar 06, 15 Sep 17, 15 [H01M]
2015/0172,743 REMOTE OPERATION SYSTEM AND TERMINAL DEVICE ABAN Mar 13, 13 Jun 18, 15 [H04N, H04M, G08C]
2015/0140,417 SEALED BATTERY ABAN Nov 18, 14 May 21, 15 [H01M]
8,925,097 Content transmission device and content reception device Withdrawn Feb 16, 09 Dec 30, 14 [H04N, H04L, G06F]
2014/0325,583 VIDEO TRANSMITTER APPARATUS AND VIDEO RECEIVER APPARATUS, AND VIDEO TRANSMITTING METHOD AND VIDEO RECEIVING METHOD ABAN Nov 25, 11 Oct 30, 14 [H04N]
2014/0300,590 METHOD FOR DRIVING PLASMA DISPLAY PANEL ABAN Jun 19, 14 Oct 09, 14 [G09G]
2014/0227,562 LITHIUM SECONDARY-BATTERY PACK, ELECTRONIC DEVICE USING SAME, CHARGING SYSTEM, AND CHARGING METHOD ABAN Sep 03, 12 Aug 14, 14 [H01M, H02J]
2014/0191,731 METHOD FOR CHARGING LITHIUM ION SECONDARY BATTERY ABAN Sep 04, 12 Jul 10, 14 [H02J]
2014/0093,761 LITHIUM SECONDARY BATTERY ABAN Nov 01, 12 Apr 03, 14 [H01M]
2014/0028,953 LIQUID CRYSTAL DISPLAY DEVICE ABAN Jan 26, 11 Jan 30, 14 [G02F]
2013/0312,044 NETWORK TERMINAL SYSTEM AND WIRELESS TERMINAL ABAN May 09, 13 Nov 21, 13 [H04N]
2013/0278,866 ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME ABAN Apr 19, 13 Oct 24, 13 [F21V, G02F]
2013/0266,287 REPRODUCTION DEVICE AND REPRODUCTION METHOD ABAN Sep 26, 11 Oct 10, 13 [H04N]
2013/0234,530 WIRELESS POWER TRANSFER SYSTEM AND WIRELESS POWER TRANSFER METHOD ABAN Mar 05, 13 Sep 12, 13 [H02J]
2013/0230,752 SEALED BATTERY ABAN Feb 28, 13 Sep 05, 13 [H01M]
2013/0226,996 NETWORK TERMINAL SYSTEM AND TERMINAL DEVICE ABAN Feb 12, 13 Aug 29, 13 [H04L]
2013/0194,127 VEHICLE COLLISION RISK PREDICTION APPARATUS ABAN Jan 25, 13 Aug 01, 13 [G01S]
2013/0194,174 INPUT UNIT ABAN Aug 02, 12 Aug 01, 13 [G06F]
2013/0191,447 FILE TRANSMISSION SYSTEM ABAN Mar 04, 13 Jul 25, 13 [H04L]
2013/0169,671 PROJECTOR AND METHOD FOR CONTROLLING IMAGE DISPLAY OF THE SAME ABAN Dec 14, 12 Jul 04, 13 [G06T]

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