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Hochiki Kabushiki Kaisha

USPTO Granted Patents = 59

Trademarks = 1

Forward Citations = 1,184

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62 inventors (with patents filed for the assignee):

Yoshimi Kawabata (7 out of 7 patents)

Tetsuya Nagashima (6 out of 19 patents)

Hiromitsu Ishii (5 out of 11 patents)

4. Masamichi Kikuchi (4 out of 4 patents)

5. Toshihide Tsuji (3 out of 16 patents)

6. Hiroshi Shima (3 out of 24 patents)

7. Katsuaki Tonomura (3 out of 3 patents)

8. Kanji Ishii (3 out of 3 patents)

9. Masato Aizawa (3 out of 3 patents)

10. Takashi Ono (3 out of 17 patents)

11. Junichi Narumiya (3 out of 5 patents)

12. Sadataka Yuchi (3 out of 12 patents)

13. Toshiyuki Ozawa (3 out of 3 patents)

14. Naoya Matsuoka (2 out of 11 patents)

15. Hiroshi Honma (2 out of 20 patents)

Core Competencies:

Fire Alarm

Flame Detection Device

Photoelectric Smoke Detector

Thermal Detector

Gas Leak Detector

Firefighting Systems

Disaster Monitoring

Smoke Detection Apparatus

Ionizing Smoke Sensor

Automatic Fire Extinguishing

Surveillance Monitor System

Thermal Analog Fire Detector

59 patents: Sort by Forward Citations

1. D814327 - Fire alarm (2018-04-03),

2. 6373393 - Flame detection device and flame detection (2002-04-16),

3. 6329922 - Fire detector and noise de-influence method (2001-12-11),

4. 6313548 - Power switching device (2001-11-06),

5. 6249220 - Detected information display system in fire detecting system (2001-06-19),

6. 6073700 - Sprinkler head (2000-06-13),

7. 6044912 - Sprinkler head (2000-04-04),

8. D412296 - Photoelectric smoke detector (1999-07-27),

9. 5859706 - Photoelectric smoke detector and disaster monitoring system using the (1999-01-12),

10. 5751216 - Projected beam-type smoke detector and receiving unit (1998-05-12),

11. D391185 - Fire detector (1998-02-24),

12. D391184 - Smoke detector (1998-02-24),

13. D387297 - Fire detector (1997-12-09),

14. D386103 - Fire detector (1997-11-11),

15. D386101 - Fire detector (1997-11-11),

Hochiki Kabushiki Kaisha is a leading manufacturer of fire alarm systems and emergency evacuation systems. With over 100 years of experience in the industry, Hochiki is dedicated to providing innovative and reliable safety solutions. Their products are known for their superior quality, advanced technology, and compliance with international safety standards. From smoke detectors to voice evacuation systems, Hochiki offers a comprehensive range of products to ensure the safety of buildings and occupants. Visit their website to learn more about their solutions and expertise.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

59 Patents

#640 in Tokyo

#1,525 in Japan

#11,955 in the World

Hochiki Kabushiki Kaisha

Forward Citations = 1,184

62 inventors:

Yoshimi Kawabata (7 out of 7 patents)

Tetsuya Nagashima (6 out of 19 patents)

Hiromitsu Ishii (5 out of 11 patents)

4. Masamichi Kikuchi (4 out of 4 patents)

5. Toshihide Tsuji (3 out of 16 patents)

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