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Michael Spencer — 17 Patents

1D1St Detect: 15 patents #2 of 10Top 20%
Manvel, TX: #8 of 118 inventorsTop 7%
Texas: #8,472 of 125,132 inventorsTop 7%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Michael Spencer has been granted 17 US patents while listed as an inventor at 1St Detect. The first was granted in 1990 and the most recent in March 2019. Michael Spencer ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Michael Spencer in Manvel, TX, US.

Patents per Year

Patents granted per year, 1990 to 2019Bar chart with a peak of 6 patents in 2015.peak 61990: 1 patents19901999: 1 patents19992013: 1 patents20132014: 1 patents20142015: 6 patents20152016: 4 patents20162017: 2 patents20172019: 1 patents2019

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10229824 Chemical analysis instrument with multi-purpose pump Warren Mino, David Rafferty 2019-03-12
9804141 Method for detecting organic and inorganic explosives Guido Fridolin Verbeck, IV, David Rafferty, James Wylde 2017-10-31
9599547 Introducing an analyte into a chemical analyzer David Rafferty, James Wylde, Pedro Ojeda, Thomas Bowden 2017-03-21
9472388 Mass dependent automatic gain control for mass spectrometer James Wylde, David Rafferty 2016-10-18
9451364 Preconcentrating a sample in a preconcentrator evacuated to substantially the same pressure as an analytical device David Rafferty, James Wylde, Pedro Ojeda 2016-09-20
9312112 Evacuating a sample chamber David Rafferty, James Wylde, Pedro Ojeda 2016-04-12
9299545 Systems and methods for calibrating mass spectrometers David Rafferty, James Wylde, Warren Mino 2016-03-29
9214325 Ion trap with radial opening in ring electrode David Rafferty 2015-12-15
9082599 Mass spectrometer ion trap having asymmetric end cap apertures David Rafferty 2015-07-14
9035244 Automatic gain control with defocusing lens David Rafferty, James Wylde, David L. Gardner, Warren Mino 2015-05-19
8975573 Systems and methods for calibrating mass spectrometers David Rafferty, James Wylde, Warren Mino 2015-03-10
8969794 Mass dependent automatic gain control for mass spectrometer James Wylde, David Rafferty 2015-03-03
8946624 Mass spectrometer having an external detector David Rafferty 2015-02-03
8784737 Introducing an analyte into a chemical analyzer David Rafferty, James Wylde, Pedro Ojeda, Thomas Bowden 2014-07-22
8610055 Mass spectrometer ion trap having asymmetric end cap apertures David Rafferty 2013-12-17
5855219 Bottle washing apparatus — 1999-01-05
4949462 Drywall cutting guide — 1990-08-21

Frequent Collaborators

David Rafferty15 shared
James Wylde10 shared
Warren Mino4 shared
Pedro Ojeda4 shared
Thomas Bowden2 shared
David L. Gardner1 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17