JAPAN NATIONAL OIL has a total of 46 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States, Japan and EPO (European Patent Office). Its main competitors in its focus markets measurement, civil engineering and telecommunications are TELEDYNE LTD, ROXAR FLOW MEASUREMENT AS and GEOSERVICES EQUIPEMENTS SAS.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Japan | 9 | |
#3 | EPO (European Patent Office) | 5 | |
#4 | Canada | 4 | |
#5 | United Kingdom | 4 | |
#6 | Australia | 3 | |
#7 | France | 3 | |
#8 | Norway | 3 | |
#9 | WIPO (World Intellectual Property Organization) | 2 | |
#10 | Germany | 1 | |
#11 | Italy | 1 | |
#12 | Netherlands | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Civil engineering | |
#3 | Telecommunications | |
#4 | Organic fine chemistry | |
#5 | Chemical engineering | |
#6 | Environmental technology | |
#7 | Machines | |
#8 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Analysing materials | |
#3 | Transmission | |
#4 | Measuring volume | |
#5 | Acyclic or carbocyclic compounds | |
#6 | Chemical or physical processes | |
#7 | Climate change mitigation in goods production | |
#8 | Pipes | |
#9 | Unspecified technologies | |
#10 | Geophysics |
# | Name | Total Patents |
---|---|---|
#1 | Yamazaki Daisuke | 7 |
#2 | Haruyama Shuichi | 7 |
#3 | Fueki Manabu | 7 |
#4 | Shimada Takashi | 6 |
#5 | Nishi Tomomi | 5 |
#6 | Jitsumori Akio | 5 |
#7 | Maekawa Takaaki | 5 |
#8 | Inoue Satoru | 5 |
#9 | Katagiri Tsutomu | 4 |
#10 | Inomata Makoto | 4 |
Publication | Filing date | Title |
---|---|---|
JP2000062685A | Method and device for loading on sea | |
JP2000000686A | Drilling tool having superior breaking strength in brazed part of cutting edge | |
JP2000002073A | Excavating tool having cutting-edge with excellent compressive strength | |
JPH11336459A | Stabilizer for excavation | |
JPH11321780A | Ship-shaped floating type oil production system | |
JPH11125615A | Electrostatic capacity type water-content rate meter | |
JPH11125616A | Component ratio measuring method of multiphase fluid and component rate meter using the same | |
JPH11125547A | Method for measuring flow rate of each fluid of multiphase fluid, and flowmeter for multiphase fluid | |
EP0759115A1 | Device for controlling the drilling direction of drill bit | |
US5675325A | Information transmitting apparatus using tube body | |
JPH05256748A | Organic substance analysis method and apparatus using portable structure | |
US5189415A | Receiving apparatus | |
US4828353A | Submersible optical wet connector |