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 510 39
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 228 36
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 223 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 202 18
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 170 250
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 67 125
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 61 122
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 53 68
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 53 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 69
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0209,739 PROJECTION VIDEO DISPLAY DEVICE Sep 13, 13 Jul 21, 16 [H04N, G03B]
2016/0212,318 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM Aug 30, 13 Jul 21, 16 [H04N]
2016/0205,344 VIDEO TELEPHONE DEVICE AND VIDEO TELEPHONE PROCESSING METHOD Sep 24, 13 Jul 14, 16 [H04N]
2016/0197,381 BATTERY PACK Jul 30, 14 Jul 07, 16 [H01M]
2016/0180,875 MAGNETIC RECORDING MEDIUM Feb 26, 16 Jun 23, 16 [G11B]
2016/0182,837 IMAGE PICKUP APPARATUS Jul 25, 13 Jun 23, 16 [H04N]
2016/0173,790 IMAGING DEVICE, IMAGING METHOD, AND ON-BOARD IMAGING SYSTEM Jul 31, 13 Jun 16, 16 [H04N]
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]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,388,965 Light source device Feb 25, 14 Jul 12, 16 [F21K, G03B, G02B, F21V]
9,392,321 Video processing system for demultiplexing received compressed and non-compressed video signals and transmitting demultiplexed signals Apr 09, 14 Jul 12, 16 [H04N]
9,383,634 Projection type image display apparatus with light masking unit having two light-masking plates to adjust light masking amount Apr 22, 14 Jul 05, 16 [H04N, G03B, F21S]
9,384,783 Editing method and recording and reproducing device Dec 26, 13 Jul 05, 16 [H04N, G11B]
9,372,387 Laser projector Feb 01, 13 Jun 21, 16 [H04N, G03B]
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]

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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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