JC

John H. Clark

AM Amoco: 8 patents #89 of 1,251Top 8%
BH Baker Hughes Holdings: 4 patents #774 of 3,522Top 25%
FI Finisar: 1 patents #409 of 719Top 60%
ID Ii-Vi Delaware: 1 patents #222 of 394Top 60%
University of California: 1 patents #8,022 of 18,278Top 45%
UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%
Overall (All Time): #221,615 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10830929 Phase-transforming optical element formed by partial etching or by partial etching with reflow Dmitri Iazikov, Thomas W. Mossberg, Christoph M. Greiner 2020-11-10
10539723 Phase-transforming optical reflector formed by partial etching or by partial etching with reflow Dmitri Iazikov, Thomas W. Mossberg, Christoph M. Greiner 2020-01-21
9560952 Utensil cleaning device and method 2017-02-07
9200487 Alignment of downhole strings Ian Draper, David C. Brands 2015-12-01
8127846 Wiper plug perforating system Freeman L. Hill, Randy L. Evans, Mark L. Sloan, William D. Myers, Joseph Gregory Barolak +1 more 2012-03-06
6955217 Method and apparatus for a tubing conveyed perforating guns fire identification system using fiber optics Jamie Oag 2005-10-18
6895691 Apparatus and method for removing accumulated, dry seeds Jerry Laramore 2005-05-24
6889450 Fluidized bed seed dryer Jerry Laramore 2005-05-10
6564866 Method and apparatus for a tubing conveyed perforating guns fire identification system using enhanced marker material Jamie Oag 2003-05-20
5623251 Device to verify the identity of a fluid for proper selection of storage vessel 1997-04-22
5182759 Apparatus and method for pumping of a weakly absorbing lasant material Douglas W. Anthon, Leo F. Johnson, Timothy J. Pier 1993-01-26
5029335 Heat dissipating device for laser diodes James H. Fisher, Edward J. Burke, James L. Bierschenk 1991-07-02
4924471 Method for increasing the output power of a laser diode James H. Fisher, Thomas Wolfram 1990-05-08
4884276 Optical feedback control in the frequency conversion of laser diode radiation George J. Dixon, Douglas W. Anthon 1989-11-28
4879723 Intracavity generation of coherent optical radiation of optical mixing George J. Dixon, Douglas W. Anthon 1989-11-07
4879722 Generation of coherent optical radiation by optical mixing George J. Dixon, Douglas W. Anthon 1989-11-07
4731795 Solid state laser Dennis L. Werth 1988-03-15
4730335 Solid state laser and method of making Dennis L. Werth 1988-03-08
4287035 Method for producing rapid pH changes Anthony J. Campillo, Stanley Shapiro, Kenneth Winn 1981-09-01
4212717 Separation of isotopes by photo-induced predissociation C. Bradley Moore, Yehuda Haas, Paul L. Houston 1980-07-15