ROHM CO., LTD.

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Technologies

Intl Class Technology MATTERS Rank in Class
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1470 30
 
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 202 11
 
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 190 11
 
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 162 17
 
 
H03K PULSE TECHNIQUE 126 37
 
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 114 15
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 111 32
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 109 332
 
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 109 11
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 103 145
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0003,500 OFFSET CALCULATION DEVICE AND AZIMUTH SENSOR THEREWITH Dec 02, 15 Jan 04, 18 [G01R, G01C]
2018/0003,556 OPTICAL SENSOR AND METHOD OF CORRECTING SAME Jun 26, 17 Jan 04, 18 [G01J]
2018/0003,564 REFLECTIVE DETECTION DEVICE Jun 08, 17 Jan 04, 18 [G01J]
2018/0003,808 ULTRASONIC SENSOR, AND METHOD FOR CONTROLLING A BURST SIGNAL Dec 04, 15 Jan 04, 18 [G01S, H02M]
2018/0005,732 CHIP PARTS Sep 13, 17 Jan 04, 18 [H01C, H01G, H01F]
2018/0005,908 SEMICONDUCTOR DEVICE Jun 23, 17 Jan 04, 18 [H01L]
2018/0005,981 SEMICONDUCTOR DEVICE Sep 18, 17 Jan 04, 18 [B23K, H01L]
2018/0006,114 SEMICONDUCTOR DEVICE INCLUDING CRYSTAL DEFECT REGION AND METHOD FOR MANUFACTURING THE SAME Aug 29, 17 Jan 04, 18 [H01L]
2018/0006,161 CHIP PART AND METHOD OF MAKING THE SAME Aug 29, 17 Jan 04, 18 [H01L]
2018/0006,569 INSULATED SYNCHRONOUS RECTIFICATION DC/DC CONVERTER Jun 30, 17 Jan 04, 18 [G05F, H02M]
2018/0007,183 PROJECTOR May 16, 17 Jan 04, 18 [H04N, G03B, H04M, G09G]
2017/0373,688 ELECTRONIC DEVICE Jun 20, 17 Dec 28, 17 [H04M, G06F, H03K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9862239 Antenna driving device Oct 20, 16 Jan 09, 18 [B60C, H01Q, H04B]
9863584 LED lighting apparatus Nov 19, 15 Jan 09, 18 [F21K, F21Y, F21V, F21S, H01L, H05K]
9865585 LED module and method of manufacturing the same Dec 14, 16 Jan 09, 18 [H01L]
9866143 Switching device Aug 02, 16 Jan 09, 18 [H01L, H02M]
9859041 Chip resistor and mounting structure thereof Mar 13, 17 Jan 02, 18 [H01C, H05K]
9859061 Chip capacitor and method for manufacturing the same Dec 26, 12 Jan 02, 18 [H01G, H01L]
9859182 Semiconductor device Sep 19, 16 Jan 02, 18 [H01L]
9859194 Semiconductor device and method for manufacturing the same Jul 12, 16 Jan 02, 18 [H01L]
9859240 Chip parts and method for manufacturing the same, circuit assembly having the chip parts and electronic device Dec 31, 14 Jan 02, 18 [H01L]
9859370 Schottky barrier diode Jan 06, 14 Jan 02, 18 [H01L]
9860991 Lighting apparatus May 04, 15 Jan 02, 18 [F21Y, F21W, F21V, H05K]
9852673 Noise removal circuit Jul 07, 15 Dec 26, 17 [G09G, H03K]
9853439 Ground fault detection circuit, abnormality detection circuit, light emitting device, vehicle Apr 28, 17 Dec 26, 17 [G01R, B60Q, H02H, H05B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0318,761 HYDROGEN PRODUCTION METHOD AND HYDROGEN PRODUCTION SYSTEM ABAN Dec 26, 14 Nov 03, 16 [B01J, C01B]
2016/0258,609 LED LIGHTING APPARATUS ABAN Feb 24, 16 Sep 08, 16 [G01S, F21V, H05B]
2016/0254,357 SEMICONDUCTOR DEVICE AND SEMICONDUCTOR PACKAGE ABAN Oct 24, 14 Sep 01, 16 [H01L]
2016/0226,487 SEMICONDUCTOR DEVICE ABAN Jan 29, 16 Aug 04, 16 [H03K]
2016/0181,932 ISOLATED DC/DC CONVERTER, POWER SUPPLY DEVICE, POWER SUPPLY ADAPTOR, AND ELECTRONIC DEVICE USING THE SAME, AND FEEDBACK AMPLIFIER INTEGRATED CIRCUIT ABAN Dec 11, 15 Jun 23, 16 [H02M]
2016/0181,935 ISOLATED DC/DC CONVERTER, POWER SUPPLY, POWER SUPPLY ADAPTOR, ELECTRONIC DEVICE USING THE SAME, AND PRIMARY SIDE CONTROLLER ABAN Dec 11, 15 Jun 23, 16 [H02M]
2016/0148,484 WARNING SYSTEM FOR USE IN DAILY LIFE ABAN Jul 18, 14 May 26, 16 [F24F, G08B]
2016/0111,138 SEMICONDUCTOR MEMORY DEVICE ABAN May 29, 15 Apr 21, 16 [G11C]
2016/0020,577 SEMICONDUCTOR LASER DEVICE ABAN Jul 14, 15 Jan 21, 16 [H01S]
2015/0364,999 SEMICONDUCTOR INTEGRATED CIRCUIT AND POWER SUPPLY ABAN Jun 15, 15 Dec 17, 15 [H02M]
2015/0340,840 SEMICONDUCTOR LASER ABAN Jul 31, 15 Nov 26, 15 [H01S]
2015/0244,186 POWER SUPPLY DEVICE ABAN Feb 25, 15 Aug 27, 15 [H01M, H02J]
2015/0235,931 SEMICONDUCTOR DEVICE ABAN Feb 19, 15 Aug 20, 15 [H01L, H05K]
2015/0214,259 PHOTOELECTRIC CONVERTER AND METHOD FOR MANUFACTURING THE SAME ABAN Mar 17, 15 Jul 30, 15 [H01L]
2015/0214,354 SEMICONDUCTOR DEVICE ABAN Aug 13, 13 Jul 30, 15 [H01L]
2015/0205,719 Memory Control Circuit ABAN Jan 15, 15 Jul 23, 15 [G06F]
2015/0155,684 METHOD FOR MANUFACTURING SEMICONDUCTOR LASER DEVICE ABAN Feb 10, 15 Jun 04, 15 [H01S]
2015/0028,352 SEMICONDUCTOR DEVICE ABAN Feb 15, 13 Jan 29, 15 [H01L]
2015/0021,634 DISPLAY UNIT USING LED LIGHT SOURCES ABAN Jul 14, 14 Jan 22, 15 [H01L]
2015/0026,626 SOFTWARE KEYBOARD INPUT DEVICE, INPUT METHOD AND ELECTRONIC APPARATUS ABAN Jul 21, 14 Jan 22, 15 [G06F]

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