Yon S. Lew has been granted 37 US patents. The first was granted in 1980 and the most recent in December 1997. Yon S. Lew ranks #88,321 of 4,157,543 US inventors in our database (top 2.1%). Patent records list Yon S. Lew in Arvada, CO, US.
Patents per Year Patents granted per year, 1980 to 1997 Bar chart with a peak of 9 patents in 1995. peak 9 1980: 1 patents 1980 1984: 1 patents 1985: 3 patents 1985 1986: 1 patents 1987: 1 patents 1987 1988: 1 patents 1989: 1 patents 1989 1993: 1 patents 1994: 6 patents 1994 1995: 9 patents 1996: 5 patents 1996 1997: 7 patents 1997 Issued Patents All Time
Showing 1–25 of 37 patents
Patent # Title Co-Inventors Date
5700958 Inertia force flowmeter with transverse pressure gradient sensors Hyok S. Lew 1997-12-23
5675091 Step-wise tracking electronic filter with offset up and down transition Hyok S. Lew , Hyon S. Lew 1997-10-07
5663509 Inertia force flowmeter Hyok S. Lew 1997-09-02
5627325 Capacitively coupled ohmic resistance position sensor Hyok S. Lew 1997-05-06
5602344 Inertia force flowmeter Hyok S. Lew 1997-02-11
5598103 Interface distance sensor and its application to pressure sensing Hyok S. Lew 1997-01-28
5591923 Electroic filter for flowmeters with compound controls Hyok S. Lew , Hyon S. Lew 1997-01-07
5540106 Electronic method for measuring mass flow rate Hyok S. Lew 1996-07-30
5504789 Phase detetion method for flow measurement and other applications Hyok S. Lew , Yon K. Lew 1996-04-02
5501106 Inertia force flowmeter with pivotally supported vibrating conduit Hyok S. Lew , Yon K. Lew 1996-03-26
5499544 Capacitively coupled ohmic resistance position sensor Hyok S. Lew 1996-03-19
5493915 Fluid dynamic torsional vortex sensor Syok S. Lew , Yon K. Lew 1996-02-27
5460053 Electronic method for mass flow measurement Hyok S. Lew , Yon K. Lew 1995-10-24
5456121 Pivotable vane flowmeter with capacitive position sensor Hyok S. Lew , Yon K. Lew 1995-10-10
5455588 Method for determining target velocity by measuring phase shift Hyok S. Lew 1995-10-03
5450760 Turbine flowmeter with capacitive transducer Hyok S. Lew , Yon K. Lew 1995-09-19
5435188 Electronic filter for flowmeters with compound controls Hyok S. Lew , Hyon S. Lew 1995-07-25
5419189 Method for obtaining zero flowmeter reading for zero flow Hyok S. Lew , Hyon S. Lew 1995-05-30
5417118 Magnetic flowmeter determining flow rate from phase angle difference Hyok S. Lew , Yon K. Lew 1995-05-23
5407214 Fire barrier gasket seal Hyok S. Lew 1995-04-18
5392656 Nonvibrating conduit inertia force flowmeter Hyok S. Lew 1995-02-28
5359901 Method for measuring mass flow rate Hyok S. Lew 1994-11-01
5355737 Single vibrating conduit mass flowmeter Hyok S. Lew 1994-10-18
5351556 Compound electronic filter for vortex flowmeters Hyok S. Lew 1994-10-04
5347875 Capacitor-coupled ohmic resistance position sensor Hyok S. Lew 1994-09-20