Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel B. Mitchell — 21 Patents

RTX (Raytheon): 19 patents #478 of 15,912Top 4%
Worthington, OH: #23 of 449 inventorsTop 6%
Ohio: #3,129 of 73,341 inventorsTop 5%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Daniel B. Mitchell has been granted 21 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1995 and the most recent in April 2014. Daniel B. Mitchell ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Daniel B. Mitchell in Worthington, OH, US.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8691064 Sputter-enhanced evaporative deposition apparatus and method Geoffrey G. Harris 2014-04-08 $17,944,000
8529991 Method and apparatus for cutting a part without damaging a coating thereon Geoffrey G. Harris, Douglas J. Brown 2013-09-10 $9,967,000
8456740 Method and apparatus for pathlength adjustment in an optical system Douglas J. Brown, Geoffrey G. Harris 2013-06-04 $4,599,000
8398251 Method and apparatus for fabricating a precision optical surface Geoffrey G. Harris, Douglas J. Brown, Alexandre Lifchits 2013-03-19 $5,854,000
8398776 Method and apparatus for supporting workpieces in a coating apparatus Anthony A. Light, Mark A. Handerek, Geoffrey G. Harris, Douglas J. Brown 2013-03-19 $5,854,000
8347814 Method and apparatus for coating a curved surface Geoffrey G. Harris, Douglas J. Brown 2013-01-08 $8,586,000
8294990 Method and apparatus for optical filtering with two passbands Douglas J. Brown, Geoffrey G. Harris 2012-10-23 $5,610,000
8293017 Method and apparatus for coating surfaces Geoffrey G. Harris, Douglas J. Brown 2012-10-23 $5,610,000
8246748 Method and apparatus for coating surfaces Douglas J. Brown, Geoffrey G. Harris 2012-08-21 $6,847,000
8186113 Building window having a visible-light-reflective optical interference coating thereon 2012-05-29 $4,795,000
8133367 Sputtering system and method using a loose granular sputtering target 2012-03-13 $12,384,000
8059338 Method and apparatus for coating a curved surface Geoffrey G. Harris, Douglas J. Brown 2011-11-15 $2,996,000
7800756 Method and apparatus for analyzing coatings on curved surfaces Geoffrey G. Harris, Douglas J. Brown 2010-09-21 $5,920,000
7796338 Method and apparatus for optical bandpass filtering, and varying the filter bandwidth Douglas J. Brown, Geoffrey G. Harris, William Conrad Stenton, Gerard M. Desroches 2010-09-14 $5,143,000
7768708 Light source having spatially interleaved light beams Geoffrey G. Harris, Bob Scott 2010-08-03 $5,400,000
7626169 Optical reference, and a method of using same Geoffrey G. Harris, Douglas J. Brown 2009-12-01 $10,820,000
7505208 Air-gap optical structure with a nonreflective air-gap spacer 2009-03-17 $16,167,000
7108383 Optical system with reflection-angle-selective mirror 2006-09-19 $15,447,000
6992830 Projection display having an angle-selective coating for enhanced image contrast, and method for enhancing image contrast John Bowron 2006-01-31 $7,565,000
5643479 Electric arc welding Robert D. Lloyd 1997-07-01
5458334 Golf club, and improvement process Gary L. Sheldon, Robert D. Lloyd 1995-10-17