JE

John P. Ekstrand

SP Spectra-Physics: 10 patents #6 of 257Top 3%
ME Metcal: 1 patents #23 of 47Top 50%
Overall (All Time): #429,359 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5300750 Thermal induction heater Philip Scot Carter, Michael Andrew Hodges, Andrew Tomlinson 1994-04-05
5055743 Induction heated cathode 1991-10-08
5047609 Crossed dot bar graph display for indication of position of a light beam, and an improved laser system with active laser cavity alignment using same 1991-09-10
5048032 Air cooled RF induction excited ion laser John P. Goldsborough, David L. Wright 1991-09-10
4988942 Switched resistor regulator control when transfer function includes discontinuity 1991-01-29
4982078 Beam position sensor with time shared normalizing circuit 1991-01-01
4953176 Angular optical cavity alignment adjustment utilizing variable distribution cooling 1990-08-28
4947102 Feedback loop gain compensation for a switched resistor regulator Kevin Holsinger 1990-08-07
4816741 Switched resistor regulator with diode-snubber for parasitic inductance in switched resistor 1989-03-28
4814966 Shunt switched resistor regulator with diode snubber 1989-03-21
4719404 Switched resistor regulator with linear dissipative regulator 1988-01-12
4668906 Switched resistor regulator 1987-05-26