Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11911785 | Electrostatic atomizing apparatus and electrically-charged water particle spraying apparatus | Tetsuo Yoshida | 2024-02-27 |
| 11059059 | Electrostatic atomizing apparatus and electrically-charged water particle spraying apparatus | Tetsuo Yoshida | 2021-07-13 |
| 8776902 | Fire prevention equipment and spraying method | Tatsuya Hayashi | 2014-07-15 |
| 8757522 | Atomization cooling equipment and atomizing method | Tatsuya Hayashi | 2014-06-24 |
| 8505641 | Electrification spray head | Tatsuya Hayashi, Tetsuo Yoshida | 2013-08-13 |
| 8413735 | Fire prevention equipment and spraying method | Tatsuya Hayashi | 2013-04-09 |
| 8365836 | Fire prevention equipment | Tatsuya Hayashi, Tetsuo Yoshida | 2013-02-05 |
| 8181710 | Tube-end device for fire extinguishment | Tatsuya Hayashi | 2012-05-22 |
| 6073700 | Sprinkler head | Katsuaki Tonomura, Suguru Shimokawa | 2000-06-13 |
| 6044912 | Sprinkler head | Katsuaki Tonomura, Suguru Shimokawa | 2000-04-04 |
| 5392990 | Firefighting double-nozzle deluge gun and control method thereof | Teruo Iwata, Shuji Matsumoto, Katsuaki Tonomura | 1995-02-28 |
| 4909329 | Fire supervising system and extinguishing target determining system | Yoshiyuki Yoshida, Kazutaka Onozuka, Yoshihiko Ohashi, Kensuke Miyazaki | 1990-03-20 |
| 4801090 | Discharge pipe and discharge apparatus using the same | Yoshiyuki Yoshida, Kazutaka Onozuka, Yoshihiko Ohashi, Kensuke Miyazaki, Yoshio Koyama | 1989-01-31 |
| 4749862 | Scanning fire-monitoring system | Yoshiyuki Yoshida, Kazutaka Onozuka, Yoshihiko Ohashi | 1988-06-07 |
| 4598494 | Apparatus for closing fireproof doors | Yoshinori Ioka, Hisatugu Anzai, Noboru Kasahara, Fujio Katagiri | 1986-07-08 |
| 4306979 | Foam type fire extinguishing agent for hydrophilic combustible liquids | — | 1981-12-22 |