Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4785284 | Fire monitoring system | — | 1988-11-15 |
| 4778168 | Automatic sheet feeding system for recording apparatus | Makoto Kashimura | 1988-10-18 |
| 4774502 | Environmental abnormality detection apparatus | — | 1988-09-27 |
| 4757306 | Separation type light extinction smoke detector | — | 1988-07-12 |
| 4745399 | Device for generating an alarm signal in the event of an environmental abnormality | — | 1988-05-17 |
| 4740787 | Centralized monitoring method for security system | — | 1988-04-26 |
| 4733224 | Detector system with multiple sensors each sensing different danger conditions | — | 1988-03-22 |
| 4725821 | Device for generating an alarm signal | Akihiro Kobayashi | 1988-02-16 |
| 4725820 | Composite detector | — | 1988-02-16 |
| 4725819 | Fire detection system | Koju Sasaki, Hirofumi Fujii, Seiichi Tanaka | 1988-02-16 |
| 4717274 | Printer | — | 1988-01-05 |
| 4701625 | Separation type detector with addressed selection | — | 1987-10-20 |
| 4699366 | Automatic sheet feeding system for recording apparatus | Makoto Kashimura | 1987-10-13 |
| 4697172 | Fire alarm system | — | 1987-09-29 |
| 4674899 | Recorder with improved paper feeding including multiple feed paths for selective feeding of webs and cut sheets | — | 1987-06-23 |
| 4668939 | Apparatus for monitoring disturbances in environmental conditions | Seiichi Tanaka | 1987-05-26 |
| 4658243 | Surveillance control apparatus for security system | Seiichi Tanaka, Takashi Suzuki | 1987-04-14 |
| 4638304 | Environmental abnormality detecting apparatus | Seiichi Tanaka, Takasi Suzuki | 1987-01-20 |
| 4636649 | Photoelectric smoke sensor terminal | Seiichi Tanaka, Takashi Suzuki | 1987-01-13 |
| 4581604 | Atmospheric abnormality detection alarm system | Seiichi Tanaka, Takashi Suzuki | 1986-04-08 |
| 4575711 | Alarm terminal device | Takashi Suzuki, Seiichi Tanaka | 1986-03-11 |
| 4550306 | Signal transmission system for fire alarm junction line | — | 1985-10-29 |
| 4550313 | Fire detecting system | — | 1985-10-29 |
| 4538137 | Fire detector | — | 1985-08-27 |
| 4525700 | Fire alarm system | Seiichi Tanaka, Takashi Suzuki | 1985-06-25 |