Michael C. Lea has been granted 17 US patents while listed as an inventor at 3M . The first was granted in 1986 and the most recent in June 2014. Michael C. Lea ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Michael C. Lea in Rochester, NY, US.
Patents per Year Patents granted per year, 1986 to 2014 Bar chart with a peak of 3 patents in 2002. peak 3 1986: 1 patents 1986 1991: 1 patents 1995: 1 patents 1995 1996: 2 patents 1997: 1 patents 1997 1998: 1 patents 2002: 3 patents 2002 2005: 1 patents 2007: 2 patents 2007 2008: 1 patents 2012: 1 patents 2012 2013: 1 patents 2014: 1 patents 2014
Issued Patents All Time
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Showing 1–17 of 17 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
8759080 Back side plate illumination for biological growth plate scanner Josef A. Graessle , Stephen B. Schenk 2014-06-24
$22,244,000
8393773 Light-guide lights providing a substantially monochromatic beam — 2013-03-12
$36,283,000
8268249 Analytical device with lightguide illumination of capillary and microgroove arrays Larry J. Carson , Joel R. Dufresne , Patrick R. Fleming , Nicholas A. Lee , John Shigeura 2012-09-18
7413317 Polarized UV exposure system Jeffrey L. Solomon , Richard C. Allen 2008-08-19
$18,749,000
7189361 Analytical device with lightguide Illumination of capillary and microgrooves arrays Larry J. Carson , Joel R. Dufresne , Patrick R. Fleming , Nicholas A. Lee , John Shigeura 2007-03-13
7164836 Light-guide lights suitable for use in illuminated displays John C. Wright 2007-01-16
$25,159,000
6848822 Light guide within recessed housing Todd A. Ballen , David J. Lundin , Stephen Randall 2005-02-01
$23,225,000
6456437 Optical sheets suitable for spreading light Charles A. Marttila 2002-09-24
$15,327,000
6367941 Illumination device for producing predetermined intensity patterns David J. Lundin 2002-04-09
$15,707,000
6350044 Luminaire with central reflector surrounded by light transmitting and spreading optical sheet having structured surface — 2002-02-26
$22,845,000
5845038 Optical fiber illumination system David J. Lundin 1998-12-01
$16,594,000
5659643 Notched fiber array illumination device Roger H. Appeldorn 1997-08-19
$9,533,000
5551042 Structured films and use thereof for daylight illumination Paul August Jaster 1996-08-27
$14,580,000
5543830 Apparatus with light emitting element, microlens and gradient index lens characteristics for imaging continuous tone images — 1996-08-06
$26,785,000
5432876 Illumination devices and optical fibres for use therein Roger H. Appeldorn , Alan G. Hulme-Lowe 1995-07-11
$7,724,000
5051762 Production of images using an array of light emitting diodes — 1991-09-24
$18,270,000
4583824 Electrocapillary devices — 1986-04-22
