Hochiki Kabushiki Kaisha
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hochiki Kabushiki Kaisha.The latest application filed is for "fire alarm".
- Hochiki Kabushiki Kaisha - Tokyo JP
- Hochiki Kabushiki Kaisha - Shinagawa-ku JP
- Hochiki Kabushiki Kaisha - Shinagawa JP
- Hochiki Kabushiki Kaisha - JP JP
- Hochiki Kabushiki Kaisha - N/A
| Patent | Date |
|---|---|
| Fire alarm Grant D814,327 - Leyshon , et al. April 3, 2 | 2018-04-03 |
| Fire detector and noise de-influence method Grant 6,329,922 - Kosugi , et al. December 11, 2 | 2001-12-11 |
| Detected information display system in fire detecting system Grant 6,249,220 - Kaji , et al. June 19, 2 | 2001-06-19 |
| Sprinkler head Grant 6,073,700 - Tsuji , et al. June 13, 2 | 2000-06-13 |
| Photoelectric smoke detector Grant D412,296 - Kawabata July 27, 1 | 1999-07-27 |
| Projected beam-type smoke detector and receiving unit Grant 5,751,216 - Narumiya May 12, 1 | 1998-05-12 |
| Smoke detector Grant D391,184 - Kawabata February 24, 1 | 1998-02-24 |
| Fire detector Grant D391,185 - Tomizawa February 24, 1 | 1998-02-24 |
| Fire detector Grant D387,297 - Kawabata December 9, 1 | 1997-12-09 |
| Fire detector Grant D386,101 - Kawabata November 11, 1 | 1997-11-11 |
| Fire detector Grant D386,103 - Kawabata November 11, 1 | 1997-11-11 |
| Thermal detector Grant D377,321 - Tomizawa January 14, 1 | 1997-01-14 |
| Fire alarm system Grant 5,576,697 - Nagashima , et al. November 19, 1 | 1996-11-19 |
| Gas leak detector Grant D365,528 - Shibuya December 26, 1 | 1995-12-26 |
| Smoke detecting apparatus capable of detecting both smoke fine particles Grant 5,477,218 - Manmoto , et al. December 19, 1 | 1995-12-19 |
| Method of detecting transmission error in disaster prevention supervisory system Grant 5,432,805 - Kikuchi , et al. July 11, 1 | 1995-07-11 |
| Radio analog sensor Grant 5,430,433 - Shima July 4, 1 | 1995-07-04 |
| Thermal detector and method of producing the same Grant 5,425,582 - Asano , et al. June 20, 1 | 1995-06-20 |
| Fire detector Grant D358,109 - Ozawa May 9, 1 | 1995-05-09 |
| Fire detector Grant D357,202 - Ozawa April 11, 1 | 1995-04-11 |
| Fire detector Grant D357,203 - Ozawa April 11, 1 | 1995-04-11 |
| Firefighting double-nozzle deluge gun and control method thereof Grant 5,392,990 - Iwata , et al. February 28, 1 | 1995-02-28 |
| Surveillance monitor system using image processing for monitoring fires and thefts Grant 5,289,275 - Ishii , et al. February 22, 1 | 1994-02-22 |
| Combined method of determining fires Grant 5,260,687 - Yamauchi , et al. November 9, 1 | 1993-11-09 |
| Compensation type heat sensor Grant 5,254,975 - Torikoshi October 19, 1 | 1993-10-19 |
| Radio alarm system Grant 5,148,148 - Shima , et al. September 15, 1 | 1992-09-15 |
| Sprinkler head and operation monitor therefor Grant 5,117,916 - Ohta , et al. June 2, 1 | 1992-06-02 |
| Scattered-light smoke detector with a shielding structure of detector circuits Grant 4,897,634 - Sawa , et al. January 30, 1 | 1990-01-30 |
| Fire alarm system, sensor and method Grant 4,871,999 - Ishii , et al. October 3, 1 | 1989-10-03 |
| Photoelectric smoke detector with permanently fixed insect net Grant 4,851,819 - Kawai , et al. July 25, 1 | 1989-07-25 |
| Flame detecting arrangement for detecting a flame through horizontal and vertical scanning of a supervisory region by using a photodetector Grant 4,800,285 - Akiba , et al. January 24, 1 | 1989-01-24 |
| Detecting system and detector Grant 4,785,283 - Yuchi November 15, 1 | 1988-11-15 |
| Light-attenuation type fire detector assembly Grant 4,675,661 - Ishii June 23, 1 | 1987-06-23 |
| Fire alarm system Grant 4,555,695 - Machida , et al. November 26, 1 | 1985-11-26 |
| Fire alarm system Grant 4,491,830 - Miyabe January 1, 1 | 1985-01-01 |
| Photoelectric smoke sensor Grant 4,481,506 - Honma November 6, 1 | 1984-11-06 |
| Fire detector and fire alarm system having circuitry to detect removal of one or more detectors at a signal station Grant 4,369,435 - Adachi , et al. January 18, 1 | 1983-01-18 |
| Smoke detector adapted to a smoke sensing apparatus Grant RE30,323 - Tomioka July 1, 1 | 1980-07-01 |
| Alarm system Grant 3,996,578 - Takeuchi , et al. December 7, 1 | 1976-12-07 |
| Photoelectric smoke detector Grant 3,887,815 - Kawakami June 3, 1 | 1975-06-03 |
| Control System For A Plurality Of Loads Grant 3,846,641 - Eguchi November 5, 1 | 1974-11-05 |
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