AICHI TOKEI DENKI CO., LTD.
Patent Owner
Stats
- 6 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Sep 05, 2017 most recent publication
Details
- 6 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 256 Total Citation Count
- Nov 14, 1979 Earliest Filing
- 16 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
Upgrade to the Professional Level to View Top Patents for this Owner. Learn More |
Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
5677496 Electromagnetic flow meter removing influence of fluctuation in direct-current offset voltageOct 07, 96Oct 14, 97[G01F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5583299 Conduit for an electromagnetic flowmeter using magnetic poles as ground electrodesExpiredJun 19, 95Dec 10, 96[G01F]
4969363 Electromagnetic flowmeter capable of simultaneous measurement of flow rate and conductivity of fluidExpiredMar 28, 89Nov 13, 90[G01F]
4856345 Method and apparatus for making compensation for DC offset voltage generated in aplifying circuit in electromagnetic flowmeterExpiredApr 12, 88Aug 15, 89[G01F]
4736634 Magnetic field generating device for electromagnetic flowmeter of residual magnetization typeExpiredDec 16, 86Apr 12, 88[G01F]
4306457 Liquid meter comprising a circuit for reducing a detection error resulting from a variable flow rateExpiredNov 14, 79Dec 22, 81[G01F]
Top Inventors for This Owner
Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More |
We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.