| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 28 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Special electric heating or lighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hidaka Koichi | 28 |
| Publication | Filing date | Title |
|---|---|---|
| JPH04204355A | Refraction high speed liquid discriminator and refraction high speed liquid amount discriminator | |
| JPS63306339A | Water tank case for sensor detecting and bacteria preventing type ultrasonic humidifier | |
| JPS63306338A | Bacteria preventive ultrasonic humidifier water tank case heated by heater | |
| JPS63306340A | Bacteria preventive ultrasonic humidifier incorporating sterilizing lamp lighting circuit | |
| JPS63306337A | Bacteria preventive ultrasonic humidifier incorporating fluorescent lamp lighting circuit | |
| JPS63250681A | Peripheral varied light density automatic photo detector/sensor type liquid crystal tv | |
| JPS62283577A | Light breaking type sensor detection jack | |
| JPS6323499A | Mixer type call sound generator automatic processing circuit | |
| JPS63238750A | Noise removing telephone set | |
| JPS647798A | Noise-exclusion telephone set with microphone supporter | |
| JPS63179442A | Video tape recorder informing temporary stop by tone during picture recording only | |
| JPS62274322A | Series and independent type light emitting diode turning-on circuit by current control system of comparison with reference source | |
| JPS63158884A | Series system standalone type light-emitting diode lighting circuit by using analog switch | |
| JPS639884A | Timepiece circuit using series independent light emitting diode number display turning-on circuit using analog switch | |
| JPS6389026A | Manual charger for automobile battery | |
| JPS63239601A | Electronic circuit capable of checking progress state of wear of record stylus and pickup type audio record player device using the electronic circuit | |
| JPS6337391A | Bar graph and driver circuit utilizing series independent type light emitting diode lighting circuit and audio apparatus using said circuit | |
| JPS639885A | Timepiece circuit using series independent light emitting diode turning-on circuit by constant current control system and timepiece using its circuit | |
| JPS62275293A | Series independent type light emitting diode lighting circuit by constant current control system | |
| JPS62160622A | Method for facilitating signal change-over by employing light emitting device and photodetecting device and jack forthe method |