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 505 40
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 230 37
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 226 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 201 17
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 170 262
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 67 121
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 62 118
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 55 62
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 54 84
 
 
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 71
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0161,834 PROJECTION TYPE IMAGE DISPLAY DEVICE Jun 28, 13 Jun 09, 16 [G03B]
2016/0162,139 INFORMATION DISPLAY TERMINAL Jun 17, 13 Jun 09, 16 [G06F]
2016/0163,190 TERMINAL DEVICE AND REMOTE CONTROL METHOD Aug 30, 13 Jun 09, 16 [H04L, H04W, G08C]
2016/0165,537 PORTABLE TERMINAL DEVICE Jul 31, 13 Jun 09, 16 [H04W, H04B]
2016/0156,895 INFORMATION RECORDING/PLAY-BACKING APPARATUS Jun 17, 13 Jun 02, 16 [H04N]
2016/0150,282 MOBILE TERMINAL AND VIDEO DISPLAY APPARATUS Jul 31, 13 May 26, 16 [H04N]
2016/0134,913 DISPLAY DEVICE AND CONTENT VIEWING SYSTEM May 27, 14 May 12, 16 [H04N]
2016/0117,919 TERMINAL DEVICE AND REMOTE CONTROL METHOD Jun 07, 13 Apr 28, 16 [G08C]
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]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,367,176 Operation detection device, operation detection method and projector Feb 24, 14 Jun 14, 16 [G06F]
9,369,761 Display device and play-back device having respective first and second interfaces May 22, 15 Jun 14, 16 [H04N, G06F]
9,360,656 Imaging lens and imaging device Feb 22, 13 Jun 07, 16 [H04N, G02B]
9,348,202 Lamp unit and projector employing same Aug 15, 14 May 24, 16 [G03B, F21V]
9,348,210 Projection apparatus and transparent screen for it Oct 29, 13 May 24, 16 [H04N, G03B, G02B]
9,350,019 Nonaqueous secondary battery and method of using the same Feb 25, 14 May 24, 16 [H01M]
9,335,618 Projection image display apparatus Nov 07, 11 May 10, 16 [G03B]
9,336,743 Video signal transmitting apparatus and video signal receiving apparatus Jun 11, 12 May 10, 16 [H04N, G09G]
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]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0301,635 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM ABAN Jan 15, 13 Oct 22, 15 [G06F]
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]
2014/0227,589 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]
2014/0093,761 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]
2013/0280,585 BATTERY STACK ABAN Apr 17, 13 Oct 24, 13 [H01M]
2013/0266,287 REPRODUCTION DEVICE AND REPRODUCTION METHOD ABAN Sep 26, 11 Oct 10, 13 [H04N]
2013/0234,529 WIRELESS POWER TRANSFER APPARATUS AND WIRELESS POWER TRANSFER METHOD ABAN Mar 05, 13 Sep 12, 13 [H02J]
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]

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