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 526 38
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 224 33
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 212 33
 
 
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 18
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 180 254
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 72 121
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 58 133
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 55 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 52 73
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 52 214
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
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]
2017/0045,740 HEAD-UP DISPLAY DEVICE May 09, 14 Feb 16, 17 [B60R, H04N, G02B, B60K]
2017/0048,503 PROJECTION-TYPE IMAGE DISPLAY DEVICE May 09, 14 Feb 16, 17 [G03B, H04N]
2017/0048,509 RECEPTION DEVICE, DISPLAY CONTROL METHOD, TRANSMISSION DEVICE, AND TRANSMISSION METHOD FOR PROGRAM CONTENT TYPE Oct 27, 16 Feb 16, 17 [H04N]
2017/0025,156 Editing Method and Recording and Reproducing Device Jun 08, 16 Jan 26, 17 [G11B, G06F]
2017/0005,334 NON-AQUEOUS SECONDARY BATTERY Jan 23, 15 Jan 05, 17 [H01M]
2016/0360,259 BROADCAST RECEIVER AND METHOD FOR DISPLAYING BROADCAST PROGRAM VIDEO AND APPLICATION VIDEO IN BROADCAST RECEIVER Nov 12, 14 Dec 08, 16 [H04N]
2016/0351,900 LITHIUM ION SECONDARY BATTERY May 31, 16 Dec 01, 16 [H01M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
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]
9581795 Projection-type video display device Apr 24, 13 Feb 28, 17 [H04N, G03B, G02B]
9576063 Download control device Feb 26, 08 Feb 21, 17 [G06F]
9578369 Portable terminal, information processing apparatus, content display system and content display method Oct 21, 15 Feb 21, 17 [H04H, H04N, H04M, H04W, G06F]
9570777 Lithium secondary battery Sep 28, 12 Feb 14, 17 [H01M]
9565388 Video display device Apr 03, 13 Feb 07, 17 [H04N, G06T]
9557462 Optical element and optical apparatus Feb 26, 14 Jan 31, 17 [G02B, G02F]

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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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