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 555 39
 
 
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 207 19
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 205 38
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 193 262
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 174 42
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 78 124
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 64 141
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 62 88
 
 
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 54 87
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 51 231
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0035,158 BROADCAST RECEIVING APPARATUS, BROADCAST RECEIVING METHOD, AND CONTENTS OUTPUTTING METHOD Jan 27, 16 Feb 01, 18 [H04N]
2018/0011,687 HEAD-MOUNTED DISPLAY SYSTEM AND OPERATING METHOD FOR HEAD-MOUNTED DISPLAY DEVICE Dec 25, 14 Jan 11, 18 [G06F, G10L]
2018/0013,179 CHARGING METHOD FOR LITHIUM ION SECONDARY BATTERY AND CHARGING CONTROL SYSTEM THEREFOR, AND ELECTRONIC APPARATUS AND BATTERY PACK HAVING CHARGING CONTROL SYSTEM Dec 10, 15 Jan 11, 18 [H01M, H02J]
2018/0004,020 IMAGE PROJECTION APPARATUS Dec 11, 15 Jan 04, 18 [G03B, B60Q, G02F]
2017/0366,975 DISPLAY APPARATUS AND DISPLAY METHOD Jan 23, 15 Dec 21, 17 [H04L, H04W, G06F]
2017/0358,106 PLANT INFORMATION ACQUISITION SYSTEM, PLANT INFORMATION ACQUISITION DEVICE, PLANT INFORMATION ACQUISITION METHOD, CROP MANAGEMENT SYSTEM AND CROP MANAGEMENT METHOD Jan 12, 16 Dec 14, 17 [G03B, H04N, G06T, A01G, G06F, G06K]
2017/0358,791 NONAQUEOUS ELECTROLYTE PRIMARY BATTERY AND METHOD FOR PRODUCING SAME Jun 03, 16 Dec 14, 17 [H01M]
2017/0350,566 ILLUMINATION DEVICE Dec 26, 14 Dec 07, 17 [G03B, F21S]
2017/0351,338 INPUT UNIT FOR CONTROLLING A DISPLAY IMAGE ACCORDING TO A DISTANCE OF THE INPUT UNIT AND USER Aug 25, 17 Dec 07, 17 [G06F]
2017/0352,248 LIGHTING APPARATUS Dec 11, 15 Dec 07, 17 [H05B, G06F, G08B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9883225 Portable terminal, information processing apparatus, content display system and content display method Jan 10, 17 Jan 30, 18 [H04H, H04N, H04M, H04W, G06F]
9877026 Image transmission system Oct 15, 13 Jan 23, 18 [H04N, G06K]
9857669 Projection type image display device with symmetrically arranged light source and power supply Jun 28, 13 Jan 02, 18 [G03B]
9858888 Display apparatus Nov 16, 15 Jan 02, 18 [H04N, G06T, G09G, G06F]
D806777 Projector Jul 27, 15 Jan 02, 18 [1602]
9854265 Video encoding method and video decoding method Sep 01, 15 Dec 26, 17 [H04N, G06K]
9846354 Projection video display device with raisable/lowerable mirror Sep 13, 13 Dec 19, 17 [H04N, G03B]
9848185 Video display system, display device and source device Jun 20, 11 Dec 19, 17 [H04N]
D805574 Projector Jul 27, 15 Dec 19, 17 [1602]
9832473 Moving picture encoding method and decoding method with motion vectors of blocks adjacent to target blocks and motion vectors at a same position to target blocks in other frames Sep 16, 14 Nov 28, 17 [H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0165,537 PORTABLE TERMINAL DEVICE ABAN Jul 31, 13 Jun 09, 16 [H04W, H04B]
2016/0134,913 DISPLAY DEVICE AND CONTENT VIEWING SYSTEM ABAN May 27, 14 May 12, 16 [H04N]
2016/0084,461 VEHICLE LAMP ABAN Apr 26, 13 Mar 24, 16 [F21S]
2016/0034,048 VIDEO DISPLAY SYSTEM, THREE-DIMENSIONAL VIDEO POINTING DEVICE AND VIDEO DISPLAY DEVICE ABAN Jun 12, 15 Feb 04, 16 [G06F]
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]
2015/0304,725 NETWORK TERMINAL SYSTEM, DISPLAY DEVICE, TERMINAL DEVICE, INFORMATION PROCESSING METHOD IN DISPLAY DEVICE, AND PROGRAM ABAN Nov 26, 12 Oct 22, 15 [H04N]
2015/0288,913 VIDEO INFORMATION TERMINAL DEVICE AND VIDEO DISPLAY SYSTEM ABAN Nov 09, 12 Oct 08, 15 [H04N, H04L]
2015/0281,631 PROJECTION-TYPE VIDEO DISPLAY APPARATUS ABAN Nov 07, 12 Oct 01, 15 [H04N, G06T, G09G]
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]
2015/0163,469 PROJECTION VIDEO DISPLAY APPARATUS ABAN Nov 07, 11 Jun 11, 15 [G03B, H04N]
2015/0156,270 CONTENT TRANSMISSION DEVICE ABAN Mar 13, 13 Jun 04, 15 [H04L]
2015/0140,417 SEALED BATTERY ABAN Nov 18, 14 May 21, 15 [H01M]
2015/0130,848 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM ABAN Mar 06, 13 May 14, 15 [G06T, G06K]
2015/0135,208 CONTENT DISTRIBUTION CONTROL PROGRAM, CONTENT DISTRIBUTION CONTROL DEVICE, CONTENT DISTRIBUTION DEVICE AND CONTENT DISTRIBUTION SYSTEM ABAN Mar 11, 13 May 14, 15 [H04N]
2015/0116,213 INPUT UNIT ABAN Jan 02, 15 Apr 30, 15 [G06F]
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]

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