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 531 37
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 225 33
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 215 34
 
 
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 206 19
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 182 247
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 73 128
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 60 134
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 56 85
 
 
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 53 75
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 52 207
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0134,691 IMAGE PLAYBACK DEVICE, DISPLAY DEVICE, AND TRANSMISSION DEVICE May 09, 14 May 11, 17 [H04N, G11B]
2017/0134,704 IMAGING PROCESSING DEVICE AND IMAGING PROCESSING METHOD Jun 24, 15 May 11, 17 [H04N, G02B, H01L]
2017/0135,222 METHOD FOR PRODUCING PLATED COMPONENT Jan 24, 17 May 11, 17 [C23C, B29C, B29B, H05K]
2017/0112,426 BRAIN DISORDER EVALUATION APPARATUS Apr 20, 15 Apr 27, 17 [A61B]
2017/0116,402 INFORMATION PROCESSING DEVICE, APPLICATION SOFTWARE START-UP SYSTEM, AND APPLICATION SOFTWARE START-UP METHOD Jun 12, 14 Apr 27, 17 [G06F]
2017/0116,479 INFORMATION DISPLAY METHOD AND INFORMATION DISPLAY TERMINAL Apr 08, 14 Apr 27, 17 [H04N, G06F, G06K]
2017/0117,533 POSITIVE ELECTRODE FOR NONAQEOUS ELECTROLYTE SECONDARY BATTERY AND A NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Oct 21, 16 Apr 27, 17 [H01M]
2017/0067,593 TRANSPARENT HEAT-SHIELDING/HEAT-INSULATING MEMBER AND PRODUCTION METHOD THEREOF Sep 07, 16 Mar 09, 17 [C23C, F16L]
2017/0045,653 OPTICAL COMPONENT AND IMAGING DEVICE USING SAME Apr 28, 14 Feb 16, 17 [H04N, G02B]
2017/0045,711 IMAGING LENS AND IMAGING DEVICE Oct 28, 16 Feb 16, 17 [G02B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9651205 Lighting device with light shielding pattern and video display device using the same Jul 25, 12 May 16, 17 [F21K, F21Y, G02F, F21V, G09F]
9652824 Display system, display device, display terminal, display method of display terminal, and control program Jun 29, 12 May 16, 17 [G06T, G09G, G06F, G06K]
9653711 Flat battery Jun 13, 13 May 16, 17 [H01M]
9648291 Light source device and projection type image display device Apr 22, 13 May 09, 17 [H04N, G03B, G02B, F21V]
9640144 Projector, figure input/display apparatus, portable terminal, and program Feb 13, 12 May 02, 17 [H04N, H04M, G06Q, G09G, G06F, G06K]
9632292 Imaging lens and imaging device Apr 27, 16 Apr 25, 17 [H04N, G02B]
9618175 Vehicle lamp having a laser emitting element Dec 17, 13 Apr 11, 17 [H01S, F21Y, F21S]
9609322 Image encoding apparatus, image encoding method, image decoding apparatus, and image decoding method Aug 24, 16 Mar 28, 17 [H04N]
9602754 Bi-directional communication method between apparatuses using transmission device Jun 17, 14 Mar 21, 17 [H04N, G09G]
9591261 Video telephone device and video telephone processing method Sep 24, 13 Mar 07, 17 [H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0310,756 SYSTEM FOR SUPPORTING EDUCATION AND INFORMATION TERMINAL ABAN Sep 12, 12 Oct 29, 15 [H04L, G09B]
2015/0301,635 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM ABAN Jan 15, 13 Oct 22, 15 [G06F]
2015/0281,670 Reproducing Apparatus And Reproducing Method ABAN Mar 09, 15 Oct 01, 15 [H04N]
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]
2015/0056,474 MAGNETIC TAPE, ITS CLEANING METHOD, AND OPTICAL SERVOTRACK FORMING/CLEANING APPARATUS ABAN Oct 31, 14 Feb 26, 15 [G11B]
2015/0003,809 CONTENT RECEIVING DEVICE, CONTENT RECEIVING METHOD AND DIGITAL BROADCAST TRANSMITTING AND RECEIVING SYSTEM ABAN Feb 01, 12 Jan 01, 15 [H04N, G11B, G06K]
8925097 Content transmission device and content reception device Withdrawn Feb 16, 09 Dec 30, 14 [H04N, H04L, G06F]
2014/0333,590 DIGITAL PEN ABAN Feb 01, 12 Nov 13, 14 [G06T, 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]
2014/0227,589 POLYMER AND SECONDARY BATTERY USING SAME ABAN Nov 28, 12 Aug 14, 14 [H01M]
2014/0191,731 METHOD FOR CHARGING LITHIUM ION SECONDARY BATTERY ABAN Sep 04, 12 Jul 10, 14 [H02J]
2014/0177,735 IMAGE RECEIVING DEVICE AND IMAGE RECEIVING METHOD ABAN Apr 25, 12 Jun 26, 14 [H04N]
2014/0150,011 CONTENT TRANSMISSION DEVICE AND CONTENT TRANSMISSION METHOD ABAN May 28, 12 May 29, 14 [H04N, H04L]
2014/0126,032 IMAGE DISPLAY DEVICE ABAN Jun 10, 11 May 08, 14 [G02B]
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]

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