NORO; Masao
Patent Applications and Registrations
Patent applications and USPTO patent grants for NORO; Masao.The latest application filed is for "signal converter".
Company Profile
8.69.62
- NORO; Masao - Hamamatsu-shi JP
- Noro; Masao - Hamamatsu JP
- Noro; Masao - Shizuoka JP
- Noro; Masao - Shizuoka-ken JP
- Noro; Masao - Shizuokaka-ken JP
Patent Activity
| Patent | Date |
|---|---|
| Signal Converter App 20220312107 - NORO; Masao | 2022-09-29 |
| Signal Converter App 20220310296 - NORO; Masao | 2022-09-29 |
| Input Device And Sound Signal Generation Device App 20220270580 - ISHII; Jun ; et al. | 2022-08-25 |
| Class-d Amplifier, A Method Of Controlling A Gain Of An Input Audio Signal In A Class-d Amplifier App 20220224293 - MIZOSHIRI; Shinya ; et al. | 2022-07-14 |
| Class-d Amplifier, A Method Of Generating A Carrier Wave Signal In A Class-d Amplifier App 20220216835 - MIZOSHIRI; Shinya ; et al. | 2022-07-07 |
| Speaker controller, signal supplying device, and speaker system Grant 11,356,778 - Noro June 7, 2 | 2022-06-07 |
| Acoustic device Grant 11,330,362 - Nozaki , et al. May 10, 2 | 2022-05-10 |
| Speaker Apparatus And Acoustic System App 20220103932 - DAISHOJI; Takeshi ; et al. | 2022-03-31 |
| Driving control apparatus for actuator Grant 11,260,526 - Noro March 1, 2 | 2022-03-01 |
| Class D amplifier Grant 11,245,368 - Togawa , et al. February 8, 2 | 2022-02-08 |
| Electroacoustic Transducer App 20210409872 - NORO; Masao | 2021-12-30 |
| Speaker App 20210092511 - NORO; Masao | 2021-03-25 |
| Speaker Controller, Signal Supplying Device, and Speaker System App 20200351587 - NORO; Masao | 2020-11-05 |
| Acoustic Device App 20200204905 - NOZAKI; Akihiko ; et al. | 2020-06-25 |
| Sensor output device, sound output device, and musical instrument Grant 10,659,888 - Ishibashi , et al. | 2020-05-19 |
| Driving Control Apparatus for Actuator App 20190248008 - NORO; Masao | 2019-08-15 |
| Class D Amplifier App 20190222182 - TOGAWA; Takeshi ; et al. | 2019-07-18 |
| Sensor Output Device, Sound Ouput Device, And Musical Instrument App 20190141455 - ISHIBASHI; Susumu ; et al. | 2019-05-09 |
| Electroacoustic transducer Grant 10,142,736 - Noro Nov | 2018-11-27 |
| Self-oscillating class D amplifier Grant 10,038,416 - Togawa , et al. July 31, 2 | 2018-07-31 |
| Speaker diaphragm Grant D808,933 - Noro , et al. January 30, 2 | 2018-01-30 |
| Speaker diaphragm Grant D808,932 - Noro , et al. January 30, 2 | 2018-01-30 |
| Btl Output Self-oscillating Class D Amplifier App 20170279422 - TOGAWA; Takeshi ; et al. | 2017-09-28 |
| Self-oscillating Class D Amplifier App 20170279421 - TOGAWA; Takeshi ; et al. | 2017-09-28 |
| Electroacoustic Transducer App 20170215007 - NORO; Masao | 2017-07-27 |
| Power amplifier and input signal adjusting method Grant 9,680,432 - Otani , et al. June 13, 2 | 2017-06-13 |
| Power amplifier Grant 9,647,614 - Otani , et al. May 9, 2 | 2017-05-09 |
| Electroacoustic Transducer App 20170085979 - NORO; Masao | 2017-03-23 |
| Electroacoustic transducer Grant 9,560,453 - Noro January 31, 2 | 2017-01-31 |
| Speaker diaphragm Grant D775,608 - Noro , et al. January 3, 2 | 2017-01-03 |
| Power Amplifier And Input Signal Adjusting Method App 20160268986 - OTANI; Yohei ; et al. | 2016-09-15 |
| Electroacoustic transducer Grant 9,398,376 - Noro , et al. July 19, 2 | 2016-07-19 |
| Audio signal processing device Grant 9,386,389 - Noro July 5, 2 | 2016-07-05 |
| Self-oscillating class-D amplifier and self-oscillating frequency control method for self-oscillating class-D amplifier Grant 9,379,679 - Noro June 28, 2 | 2016-06-28 |
| Power Amplifier App 20160020735 - OTANI; Yohei ; et al. | 2016-01-21 |
| Electric stringed musical instrument and method of designing the same Grant 9,240,174 - Suenaga , et al. January 19, 2 | 2016-01-19 |
| Electroacoustic Transducer App 20150341725 - NORO; Masao | 2015-11-26 |
| Electroacoustic transducer Grant 9,106,988 - Noro August 11, 2 | 2015-08-11 |
| Audio Signal Processing Device App 20150195667 - NORO; Masao | 2015-07-09 |
| Electroacoustic Transducer App 20150110305 - NORO; Masao ; et al. | 2015-04-23 |
| Electroacoustic Transducer App 20150110304 - NORO; Masao | 2015-04-23 |
| Audio signal processing device Grant 9,008,318 - Noro April 14, 2 | 2015-04-14 |
| Self-oscillating Class-d Amplifier And Self-oscillating Frequency Control Method For Self-oscillating Class-d Amplifier App 20140354352 - Noro; Masao | 2014-12-04 |
| Electric Stringed Musical Instrument And Method Of Designing The Same App 20140196594 - SUENAGA; YUICHIRO ; et al. | 2014-07-17 |
| Audio Signal Processing Device App 20130108056 - NORO; Masao | 2013-05-02 |
| Power control apparatus, speaker apparatus and power control method Grant 8,369,542 - Noro , et al. February 5, 2 | 2013-02-05 |
| Signal amplifying apparatus, amplification system, and signal amplification method Grant 8,130,982 - Kano , et al. March 6, 2 | 2012-03-06 |
| Loudspeaker system and loudspeaker enclosure Grant 8,094,842 - Noro , et al. January 10, 2 | 2012-01-10 |
| Speaker system, audio amplifier and audio system Grant 8,050,424 - Noro November 1, 2 | 2011-11-01 |
| Adapter connectable between audio amplifier and transmitter for cordless speaker Grant 7,986,792 - Noro July 26, 2 | 2011-07-26 |
| Speaker driving apparatus Grant 7,940,943 - Noro , et al. May 10, 2 | 2011-05-10 |
| Array driving system and method of driving loads Grant 7,912,229 - Noro , et al. March 22, 2 | 2011-03-22 |
| Automobile Equipped With Speaker Unit App 20100245069 - NORO; Masao | 2010-09-30 |
| Signal Amplifying Apparatus, Amplification System, and Signal Amplification Method App 20090041268 - KANO; Masaya ; et al. | 2009-02-12 |
| Speaker system and speaker enclosure Grant 7,481,295 - Noro , et al. January 27, 2 | 2009-01-27 |
| Power Control Apparatus, Speaker Apparatus and Power Control Method App 20080279399 - Noro; Masao ; et al. | 2008-11-13 |
| Protection circuit of digital amplifier Grant 7,362,180 - Noro , et al. April 22, 2 | 2008-04-22 |
| Loudspeaker system and loudspeaker enclosure App 20070291965 - Noro; Masao ; et al. | 2007-12-20 |
| Device for driving vibration source Grant 7,301,094 - Noro , et al. November 27, 2 | 2007-11-27 |
| Amplification Apparatus App 20070236974 - Noro; Masao | 2007-10-11 |
| Digital amplifier Grant 7,268,621 - Kanoh , et al. September 11, 2 | 2007-09-11 |
| Vibration source driving device Grant 7,253,350 - Noro , et al. August 7, 2 | 2007-08-07 |
| Speaker driving apparatus App 20070092091 - Noro; Masao ; et al. | 2007-04-26 |
| Capacitor-input positive and negative power supply circuit Grant 7,209,374 - Noro April 24, 2 | 2007-04-24 |
| Protection circuit of digital amplifier App 20070040611 - Noro; Masao ; et al. | 2007-02-22 |
| Speaker system and speaker enclosure App 20070000720 - Noro; Masao ; et al. | 2007-01-04 |
| Array speaker system App 20060256979 - Usui; Akira ; et al. | 2006-11-16 |
| Switching power device Grant 7,119,499 - Ishigaki , et al. October 10, 2 | 2006-10-10 |
| Semiconductor input protection circuit Grant 7,075,123 - Tsuji , et al. July 11, 2 | 2006-07-11 |
| Digital amplifier App 20060133002 - Kanoh; Masaya ; et al. | 2006-06-22 |
| Speaker system, audio amplifier and audio system App 20060093158 - Noro; Masao | 2006-05-04 |
| Switching power device App 20060066264 - Ishigaki; Yuzo ; et al. | 2006-03-30 |
| Amplifier circuitry Grant 6,980,058 - Noro December 27, 2 | 2005-12-27 |
| Adapter connectable between audio amplifier and transmitter for cordless speaker App 20050265564 - Noro, Masao | 2005-12-01 |
| Class D amplifier Grant 6,937,091 - Tanaka , et al. August 30, 2 | 2005-08-30 |
| Operational amplifier Grant 6,903,607 - Tsuji , et al. June 7, 2 | 2005-06-07 |
| Delay circuit Grant 6,903,577 - Tsuji , et al. June 7, 2 | 2005-06-07 |
| Current detection and overcurrent protection for transistors in pulse-width modulation amplifier Grant 6,885,532 - Noro April 26, 2 | 2005-04-26 |
| Semiconductor input protection circuit App 20050051847 - Tsuji, Nobuaki ; et al. | 2005-03-10 |
| Class D amplifier Grant 6,859,096 - Tanaka , et al. February 22, 2 | 2005-02-22 |
| Vibration source driving device App 20050036636 - Noro, Masao ; et al. | 2005-02-17 |
| Semiconductor input protection circuit Grant 6,847,059 - Tsuji , et al. January 25, 2 | 2005-01-25 |
| Array driving system and method of driving loads App 20040189557 - Noro, Masao ; et al. | 2004-09-30 |
| Square-wave signal modifying device, light emission control device and current supply device suitable for use in high-speed writing on recording medium App 20040179451 - Morishima, Morito ; et al. | 2004-09-16 |
| Triangular wave generating circuit used in a Class-D amplifier Grant 6,791,405 - Tsuji , et al. September 14, 2 | 2004-09-14 |
| Device for amplitude adjustment and rectification made with MOS technology Grant 6,788,792 - Maejima , et al. September 7, 2 | 2004-09-07 |
| Pulse-width modulation circuit and power amplifier circuit Grant 6,778,011 - Noro , et al. August 17, 2 | 2004-08-17 |
| Power supply circuit App 20040145930 - Noro, Masao | 2004-07-29 |
| Amplifier circuitry App 20040135635 - Noro, Masao | 2004-07-15 |
| Digital-to-analog converter Grant 6,724,333 - Noro , et al. April 20, 2 | 2004-04-20 |
| Class D amplifier App 20040061552 - Tanaka, Yasuomi ; et al. | 2004-04-01 |
| Device for amplitude adjustment and rectification made with MOS technology App 20040052101 - Maejima, Toshio ; et al. | 2004-03-18 |
| Self-operating PWM amplifier Grant 6,707,337 - Noro March 16, 2 | 2004-03-16 |
| Analog-to-digital converter Grant 6,703,958 - Noro March 9, 2 | 2004-03-09 |
| Triangular wave generating circuit used in a Class-D amplifier App 20040036529 - Tsuji, Nobuaki ; et al. | 2004-02-26 |
| Class D amplifier Grant 6,696,891 - Noro , et al. February 24, 2 | 2004-02-24 |
| Delay circuit App 20040032704 - Tsuji, Nobuaki ; et al. | 2004-02-19 |
| Class D amplifier App 20040021512 - Tanaka, Yasuomi ; et al. | 2004-02-05 |
| Operational amplifier App 20040017258 - Tsuji, Nobuaki ; et al. | 2004-01-29 |
| Pseudo-stereo circuit Grant 6,636,608 - Kishii , et al. October 21, 2 | 2003-10-21 |
| Power-on/off reset circuit Grant 6,600,350 - Sekimoto , et al. July 29, 2 | 2003-07-29 |
| Self-operating PWM amplifier App 20030058039 - Noro, Masao | 2003-03-27 |
| Class D amplifier App 20030058038 - Noro, Masao ; et al. | 2003-03-27 |
| Pulse-width modulation circuit and power amplifier circuit App 20030030486 - Noro, Masao ; et al. | 2003-02-13 |
| Current detection and overcurrent protection for transistors in pulse-width modulation amplifier App 20030030956 - Noro, Masao | 2003-02-13 |
| Headphone amplifier App 20030025554 - Noro, Masao | 2003-02-06 |
| Power-on/off reset circuit App 20020171462 - Sekimoto, Yasuhiko ; et al. | 2002-11-21 |
| Electronic volume circuit Grant 6,448,856 - Noro , et al. September 10, 2 | 2002-09-10 |
| Delta-sigma modulator for power amplification of audio signals Grant 6,437,719 - Noro , et al. August 20, 2 | 2002-08-20 |
| Semiconductor input protection circuit App 20020043687 - Tsuji, Nobuaki ; et al. | 2002-04-18 |
| Delta-sigma modulatator for power amplification of audio signals App 20020021238 - Noro, Masao ; et al. | 2002-02-21 |
| Analog-to-digital converter App 20010048384 - Noro, Masao | 2001-12-06 |
| Digital-to-analog converter App 20010020910 - Noro, Masao ; et al. | 2001-09-13 |
| Electronic volume circuit App 20010011927 - Noro, Masao ; et al. | 2001-08-09 |
| Waveform shaper and sigma-delta D/A converter Grant 6,111,532 - Hirano , et al. August 29, 2 | 2000-08-29 |
| Delay circuit for analog signals Grant 6,061,279 - Toda , et al. May 9, 2 | 2000-05-09 |
| CMOS differential amplifier for a delta sigma modulator applicable for an analog-to-digital converter Grant 6,018,262 - Noro , et al. January 25, 2 | 2000-01-25 |
| Driving circuit having differential and H-bridge circuits for low voltage power source Grant 5,939,931 - Noro August 17, 1 | 1999-08-17 |
| D/A converter circuit having offset voltage application device Grant 5,818,372 - Noro October 6, 1 | 1998-10-06 |
| Power supply circuit Grant 5,475,580 - Noro December 12, 1 | 1995-12-12 |
| Power supply circuit Grant 5,459,650 - Noro * October 17, 1 | 1995-10-17 |
| Amplification circuit Grant 5,347,230 - Noro September 13, 1 | 1994-09-13 |
| Acoustic device for custom installation Grant 5,297,211 - Noro March 22, 1 | 1994-03-22 |
| Acoustic apparatus and driving apparatus constituting the same Grant 5,280,543 - Yokoyama , et al. January 18, 1 | 1994-01-18 |
| Negative impedance driving apparatus having temperature compensation circuit Grant 4,980,920 - Noro , et al. December 25, 1 | 1990-12-25 |
| Impedance compensation circuit in a speaker driving system Grant 4,969,195 - Noro November 6, 1 | 1990-11-06 |
| Driving apparatus Grant 4,949,384 - Noro , et al. August 14, 1 | 1990-08-14 |
| Driving apparatus Grant 4,943,956 - Noro July 24, 1 | 1990-07-24 |
| Dither circuit using dither including signal component having frequency half of sampling frequency Grant 4,812,846 - Noro March 14, 1 | 1989-03-14 |
| Power supply circuit for electrical apparatus Grant 4,433,369 - Noro February 21, 1 | 1984-02-21 |
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