Hasegawa; Kazuo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hasegawa; Kazuo.The latest application filed is for "optical fiber laser device".
Company Profile
4.79.30
- Hasegawa; Kazuo - Nagakute JP
- HASEGAWA; Kazuo - Nagakute-shi JP
- Hasegawa; Kazuo - Kawasaki-shi JP
- Hasegawa; Kazuo - Gunma-ken JP
- Hasegawa; Kazuo - Ora-gun JP
- Hasegawa; Kazuo - Oizumi-Machi JP
- Hasegawa; Kazuo - Nisshin JP
- Hasegawa; Kazuo - Gunma JP
- Hasegawa; Kazuo - Nisshin-shi JP
- Hasegawa; Kazuo - Miyagi-ken JP
- Hasegawa; Kazuo - Nishin JP
- Hasegawa, Kazuo - Nishin-shi JP
- Hasegawa; Kazuo - Tokyo JP
- Hasegawa; Kazuo - Kanagawa JP
- Hasegawa; Kazuo - Furukawa JP
- Hasegawa; Kazuo - Hiromachi JP
- Hasegawa; Kazuo - Kyoto JP
- Hasegawa; Kazuo - Nagaokakyo JP
Patent Activity
| Patent | Date |
|---|---|
| Optical fiber laser device Grant 11,424,589 - Hasegawa , et al. August 23, 2 | 2022-08-23 |
| Optical Fiber Laser Device App 20200358245 - HASEGAWA; Kazuo ; et al. | 2020-11-12 |
| Laser Radar, And Light Receiving Method Of Laser Radar App 20200256995 - A1 | 2020-08-13 |
| Laser radar, and light receiving method of laser radar Grant 10,739,457 - Inoue , et al. A | 2020-08-11 |
| Concentration Measuring Instrument App 20200209194 - Tanaka; Tsuyoshi ; et al. | 2020-07-02 |
| Reflector, fiber cavity, and fiber laser Grant 10,693,273 - Hasegawa , et al. | 2020-06-23 |
| Reflector, Fiber Cavity, And Fiber Laser App 20190089112 - HASEGAWA; Kazuo ; et al. | 2019-03-21 |
| Laser Processing Device, Laser Processing Method, Optical System, And Cladded Article App 20180345404 - HASEGAWA; Kazuo ; et al. | 2018-12-06 |
| Laser Processing Device, Three-dimensional Shaping Device, And Laser Processing Method App 20180333807 - HASEGAWA; Kazuo ; et al. | 2018-11-22 |
| Radar apparatus and method of determining sign of velocity Grant 9,817,121 - Inoue , et al. November 14, 2 | 2017-11-14 |
| Radar Apparatus And Method Of Determining Sign Of Velocity App 20150185244 - INOUE; Daisuke ; et al. | 2015-07-02 |
| Communication system and receiver used in communication system Grant 8,452,234 - Hasegawa , et al. May 28, 2 | 2013-05-28 |
| Tire pressure measuring system and tire pressure measuring device Grant 8,330,594 - Suzuki , et al. December 11, 2 | 2012-12-11 |
| Communication system and receiver used in communication system Grant 8,270,902 - Hasegawa , et al. September 18, 2 | 2012-09-18 |
| Temperature sensor circuit Grant 8,210,743 - Hasegawa July 3, 2 | 2012-07-03 |
| Low-voltage operation constant-voltage circuit Grant 8,207,787 - Hasegawa , et al. June 26, 2 | 2012-06-26 |
| Pressure sensor mounting method, tire and wheel having pressure sensor, and tire pressure detection device Grant 8,176,776 - Suzuki , et al. May 15, 2 | 2012-05-15 |
| Optical fiber laser and exciting method using same Grant 7,903,695 - Kojima , et al. March 8, 2 | 2011-03-08 |
| A/D Converter to convert an analog signal from a bridge circuit to a digital signal Grant 7,755,529 - Hasegawa , et al. July 13, 2 | 2010-07-13 |
| Pressure Sensor Mounting Method, Tire and Wheel Having Pressure Sensor, and Tire Pressure Detection Device App 20100147063 - Suzuki; Hirohisa ; et al. | 2010-06-17 |
| Temperature Sensor Circuit App 20100046580 - Hasegawa; Kazuo | 2010-02-25 |
| Low-voltage Operation Constant-voltage Circuit App 20100045367 - HASEGAWA; Kazuo ; et al. | 2010-02-25 |
| Communication System And Receiver Used In Communication System App 20090325485 - HASEGAWA; Kazuo ; et al. | 2009-12-31 |
| Communication System And Receiver Used In Communication System App 20090309708 - HASEGAWA; Kazuo ; et al. | 2009-12-17 |
| Delta sigma modulator and delta sigma A/D converter Grant 7,567,194 - Hasegawa July 28, 2 | 2009-07-28 |
| Tire Pressure Measuring System and Tire Pressure Measuring Device App 20090184815 - Suzuki; Hirohisa ; et al. | 2009-07-23 |
| AD Converter App 20090160688 - Hasegawa; Kazuo ; et al. | 2009-06-25 |
| Optical Fiber Laser And Exciting Method Using Same App 20090129411 - Kojima; Seiji ; et al. | 2009-05-21 |
| Amplitude setting circuit Grant 7,501,878 - Suzuki , et al. March 10, 2 | 2009-03-10 |
| Optical waveguide type optical coupling arrangement App 20090052840 - Kojima; Seiji ; et al. | 2009-02-26 |
| Delta Sigma Modulator And Delta Sigma A/d Converter App 20080316075 - HASEGAWA; Kazuo | 2008-12-25 |
| Constant current circuit Grant 7,332,957 - Hasegawa February 19, 2 | 2008-02-19 |
| Delay circuit and ring oscillator using the same Grant 7,288,978 - Suzuki , et al. October 30, 2 | 2007-10-30 |
| Amplitude adjusting circuit Grant 7,262,650 - Suzuki , et al. August 28, 2 | 2007-08-28 |
| Method of calculating compensation value for angle detecting sensor and angle detecting sensor using the method Grant 7,231,313 - Shonai , et al. June 12, 2 | 2007-06-12 |
| Constant Current Circuit App 20070030055 - HASEGAWA; Kazuo | 2007-02-08 |
| Delay Circuit and Ring Oscillator Using The Same App 20060197572 - Suzuki; Hirohisa ; et al. | 2006-09-07 |
| Amplitude Setting Circuit App 20060192605 - Suzuki; Hirohisa ; et al. | 2006-08-31 |
| Clock Extracting Circuit App 20060188048 - Suzuki; Hirohisa ; et al. | 2006-08-24 |
| Amplitude adjusting circuit App 20060176084 - Suzuki; Hirohisa ; et al. | 2006-08-10 |
| Method of calculating compensation value for angle detecting sensor and angle detecting sensor using the method App 20060136169 - Shonai; Yuichi ; et al. | 2006-06-22 |
| Detection device including circuit component Grant 7,024,947 - Ishiguro , et al. April 11, 2 | 2006-04-11 |
| Optical circuit for condensing laser beams, and light source device Grant 6,973,234 - Hasegawa , et al. December 6, 2 | 2005-12-06 |
| Capacitive sensor Grant 6,829,953 - Ishiguro , et al. December 14, 2 | 2004-12-14 |
| Capacitive sensor Grant 6,823,747 - Hasegawa , et al. November 30, 2 | 2004-11-30 |
| Optical circuit for condensing laser beams, and light source device App 20030223685 - Hasegawa, Kazuo ; et al. | 2003-12-04 |
| Function circuit that is less prone to be affected by temperature Grant 6,642,772 - Takai , et al. November 4, 2 | 2003-11-04 |
| Detection device including circuit component App 20030167850 - Ishiguro, Katsuyuki ; et al. | 2003-09-11 |
| Capacitive sensor App 20030169057 - Ishiguro, Katsuyuki ; et al. | 2003-09-11 |
| Capacitive sensor App 20030169056 - Hasegawa, Kazuo ; et al. | 2003-09-11 |
| Function circuit that is less prone to be affected by temperature App 20030076151 - Takai, Daisuke ; et al. | 2003-04-24 |
| Sinusoidal signal generating circuit providing small phase difference with respect to reference signal and apparatus for driving oscillating element with circuit App 20020118051 - Suzuki, Hirohisa ; et al. | 2002-08-29 |
| Device for driving and detecting oscillator App 20010052824 - Hasegawa, Kazuo ; et al. | 2001-12-20 |
| Microemulsion Grant 6,303,662 - Nagahama , et al. October 16, 2 | 2001-10-16 |
| Microemulsion Grant 6,140,375 - Nagahama , et al. October 31, 2 | 2000-10-31 |
| Optical branching devices Grant 6,081,639 - Kagami , et al. June 27, 2 | 2000-06-27 |
| Card drive apparatus and card Grant 6,016,959 - Kamo , et al. January 25, 2 | 2000-01-25 |
| Charging apparatus for wireless device with magnetic lead switch Grant 5,874,723 - Hasegawa , et al. February 23, 1 | 1999-02-23 |
| Double DC-DC converter having power holding portion Grant 5,856,741 - Hasegawa January 5, 1 | 1999-01-05 |
| Optical reading system Grant 5,708,418 - Ushida , et al. January 13, 1 | 1998-01-13 |
| Optical reading apparatus Grant 5,616,907 - Hasegawa , et al. April 1, 1 | 1997-04-01 |
| Leakage flux shielding structure of disk unit Grant 5,424,891 - Oda , et al. June 13, 1 | 1995-06-13 |
| Sensitivity adjustment circuit for bar code scanner and method therefor Grant 5,406,062 - Hasegawa , et al. April 11, 1 | 1995-04-11 |
| Octahydronaphthalene oxime compounds for cholesterol synthesis inhibition Grant 5,403,860 - Kurabayashi , et al. April 4, 1 | 1995-04-04 |
| Benzylidenethiazolidine derivatives and their use for the inhibition lipid peroxides Grant 5,387,596 - Takebayashi , et al. February 7, 1 | 1995-02-07 |
| Circuit for adjusting sensitivity of optical character reader and method thereof Grant 5,382,782 - Hasegawa , et al. January 17, 1 | 1995-01-17 |
| Automatically adjusting drive circuit for light emitting diode Grant 5,345,167 - Hasegawa , et al. September 6, 1 | 1994-09-06 |
| Bar code reader with error detection and decode control Grant 5,336,874 - Hasegawa August 9, 1 | 1994-08-09 |
| Automatically identifying decode apparatus Grant 5,329,104 - Ouchi , et al. July 12, 1 | 1994-07-12 |
| Amplifying apparatus with ac/dc feedback circuit Grant 5,325,073 - Hasegawa June 28, 1 | 1994-06-28 |
| Electronic parts and connector mounting structure of disk unit Grant 5,304,878 - Oda , et al. April 19, 1 | 1994-04-19 |
| Use of imidazopyrazole derivatives as analgesics and anti-inflammatory agents Grant 5,232,939 - Terada , et al. August 3, 1 | 1993-08-03 |
| Illumination type optical recorded information reading device Grant 5,144,117 - Hasegawa , et al. September 1, 1 | 1992-09-01 |
| Optical code reading device with autofocussing Grant 5,122,644 - Hasegawa , et al. June 16, 1 | 1992-06-16 |
| Thiazolidine derivatives, their preparation and use Grant 5,104,888 - Yoshioka , et al. * April 14, 1 | 1992-04-14 |
| Signal processing circuit for movement tracking encoder including positive and negative feedback means to reduce distortion Grant 5,043,660 - Hasegawa August 27, 1 | 1991-08-27 |
| Optical reading device Grant 5,004,898 - Ishikawa , et al. April 2, 1 | 1991-04-02 |
| Octahydronaphthalene oxime derivatives for cholesterol synthesis inhibition Grant 4,997,848 - Kurabayashi , et al. March 5, 1 | 1991-03-05 |
| Optical coordinate-input system Grant 4,998,014 - Hasegawa March 5, 1 | 1991-03-05 |
| Coordinate detecting device Grant 4,959,805 - Ohouchi , et al. September 25, 1 | 1990-09-25 |
| Bar-code remote-control device Grant 4,906,830 - Hasegawa , et al. March 6, 1 | 1990-03-06 |
| Thiazolidinone derivatives, their preparation and their use Grant 4,873,255 - Yoshioka , et al. October 10, 1 | 1989-10-10 |
| Signal amplifier circuit Grant 4,870,367 - Nakase , et al. September 26, 1 | 1989-09-26 |
| Signal processing apparatus and binary encoder circuit for the same Grant 4,870,262 - Hasegawa September 26, 1 | 1989-09-26 |
| Photoelectric touch panel Grant 4,868,550 - Sasaki , et al. September 19, 1 | 1989-09-19 |
| Code reading apparatus Grant 4,859,840 - Hasegawa , et al. August 22, 1 | 1989-08-22 |
| Photoelectric touch panel having parallel light emitting and detecting arrays separated by a light shield Grant 4,837,430 - Hasegawa June 6, 1 | 1989-06-06 |
| Remote control apparatus Grant 4,825,209 - Sasaki , et al. April 25, 1 | 1989-04-25 |
| Optical coordinate system input device Grant 4,812,642 - Hasegawa , et al. March 14, 1 | 1989-03-14 |
| Optical coordinate system input device Grant 4,806,749 - Ohuchi , et al. February 21, 1 | 1989-02-21 |
| Connector for optical fiber Grant 4,804,244 - Hasegawa , et al. February 14, 1 | 1989-02-14 |
| Optical path blockage detecting device Grant 4,774,404 - Hasegawa , et al. September 27, 1 | 1988-09-27 |
| Matrix driver Grant 4,772,886 - Hasegawa September 20, 1 | 1988-09-20 |
| Optical coordinate input device having light adjusting means located in front of each light receiving means Grant 4,771,170 - Hasegawa September 13, 1 | 1988-09-13 |
| Dustproof structure for optical coordinate input apparatus Grant 4,769,535 - Sasaki , et al. September 6, 1 | 1988-09-06 |
| Remote control circuit Grant 4,764,981 - Miyahara , et al. August 16, 1 | 1988-08-16 |
| Touch panel coordinate input device having light filter Grant 4,751,379 - Sasaki , et al. June 14, 1 | 1988-06-14 |
| Optical coordinate position input device Grant 4,742,221 - Sasaki , et al. May 3, 1 | 1988-05-03 |
| Arrangement structure of plural rows of overlapping optical elements Grant 4,737,625 - Sasaki , et al. April 12, 1 | 1988-04-12 |
| Inclined filter for photoelectric touch panel Grant 4,737,633 - Sasaki , et al. April 12, 1 | 1988-04-12 |
| Photoelectric touch panel having reflector and transparent photoconductive plate Grant 4,737,626 - Hasegawa April 12, 1 | 1988-04-12 |
| Filter for photoelectric touch panel including light scattering or absorbing protrusions Grant 4,737,634 - Sasaki , et al. April 12, 1 | 1988-04-12 |
| Filter of photoelectric touch panel with integral spherical protrusion lens Grant 4,737,631 - Sasaki , et al. April 12, 1 | 1988-04-12 |
| Device for sequentially feeding a plurality of disk-shaped recording media Grant 4,730,292 - Hasegawa , et al. March 8, 1 | 1988-03-08 |
| Optical coordinate input device having waveform shaping circuit Grant 4,725,726 - Hasegawa , et al. February 16, 1 | 1988-02-16 |
| Automatic gain control detection circuit Grant 4,724,337 - Maeda , et al. February 9, 1 | 1988-02-09 |
| Touch-panel input device Grant 4,689,446 - Hasegawa , et al. August 25, 1 | 1987-08-25 |
| Recording medium disk continuous-driving apparatus Grant 4,670,866 - Hasegawa , et al. June 2, 1 | 1987-06-02 |
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