DENTAN CO LTD has a total of 16 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan, Canada and EPO (European Patent Office). Its main competitors in its focus markets measurement, electrical machinery and energy and basic communication technologies are MEGAPULSE INC, LEON BESS and VARELA ARTHUR A.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 5 | |
#2 | Canada | 2 | |
#3 | EPO (European Patent Office) | 2 | |
#4 | United States | 2 | |
#5 | Brazil | 1 | |
#6 | France | 1 | |
#7 | United Kingdom | 1 | |
#8 | Sweden | 1 | |
#9 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Electrical machinery and energy | |
#3 | Basic communication technologies | |
#4 | Control | |
#5 | Transport |
# | Technology | |
---|---|---|
#1 | AC and DC conversion devices | |
#2 | Pulse technique | |
#3 | Radio navigation | |
#4 | Alarm systems | |
#5 | Vehicle parts | |
#6 | Measuring nuclear radiation | |
#7 | Systems for regulating electrical variables |
# | Name | Total Patents |
---|---|---|
#1 | Sugiyama Kazuo | 10 |
#2 | Kuroda Toshihiko | 5 |
#3 | Sugiyama K | 2 |
#4 | Kuroda T | 2 |
#5 | Toshihiko Kuroda | 1 |
#6 | Uchida Daitarou | 1 |
#7 | Kazuo Sugiyama | 1 |
Publication | Filing date | Title |
---|---|---|
JPS5892877A | Ultrasonic distance measuring device | |
EP0075617A1 | Ultrasonic distance measuring device | |
FR2492614A1 | Power conserving type power supply for detectors - has base biassing for transistor of blocking oscillator controlled by feedback circuit | |
CA1153065A | Power conserving blocking oscillator power supply circuit | |
JPS56135296A | Discharge element driving circuit for discharge type fire sensor | |
JPS56124069A | Pulse drive-type ultrasonic distance measuring device | |
JPS5624589A | Distance measuring apparatus | |
US4363005A | Power conserving blocking oscillator power supply circuit | |
GB2069276A | Power conserving tepe power supply circuit | |
JPS54122534A | Vibration alarm device for car |