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USPTO Patent Rankings Data through Dec 31, 2025
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Raymond Blackham — 15 Patents

Intel: 8 patents #4,914 of 30,777Top 20%
Tektronix: 4 patents #288 of 1,698Top 20%
GLGrass Valley Limited: 2 patents #30 of 111Top 30%
HP: 1 patents #11,359 of 7,018Top 165%
Penn Valley, CA: #4 of 43 inventorsTop 10%
California: #40,789 of 386,348 inventorsTop 15%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Raymond Blackham has been granted 15 US patents while listed as an inventor at Intel. The first was granted in 1991 and the most recent in July 2015. Raymond Blackham ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Raymond Blackham in Penn Valley, CA, US.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9083403 Multiple input, multiple output wireless communication system, associated methods and data structures Xintian E. Lin, Qinghua Li, Keith A. Holt, Minnie Ho 2015-07-14 $20,297,000
8934567 Multiple input, multiple output wireless communication system, associated methods and data structures Xintian E. Lin, Li Qinghua, Keith A. Holt, Minnie Ho 2015-01-13 $22,967,000
8665981 Multiple input, multiple output wireless communication system, associated methods and data structures Xintian E. Lin, Qinghua Li, Keith A. Holt, Minnie Ho 2014-03-04 $18,335,000
8068554 Multiple input, multiple output wireless communication system, associated methods and data structures Xintian E. Lin, Qinghua Li, Keith A. Holt, Minnie Ho 2011-11-29 $19,402,000
7978780 Adaptive cyclic delay diversity for mobile devices Shahmaz Azizi 2011-07-12 $25,282,000
7809404 MIMO passive channel emulator Melanie Daniels, Stanley K. Ling 2010-10-05 $13,644,000
7672387 Multiple input, multiple output wireless communication system, associated methods and data structures Xintian E. Lin, Qinghua Li, Keith A. Holt, Minnie Ho 2010-03-02 $14,883,000
7602745 Multiple input, multiple output wireless communication system, associated methods and data structures Xintian E. Lin, Qinghua Li, Keith A. Holt 2009-10-13 $21,403,000
5699120 Motion vector using a transform function identification signal Shaun T. Case 1997-12-16 $10,070,000
5696849 Cascaded anti-aliasing filter control for sampled images 1997-12-09 $5,014,000
5638133 Method of creating video effects by use of keyframes James V. Squier, deceased, John Abt, Nathan W. Osborn 1997-06-10 $10,004,000
5619198 Number format conversion apparatus for signal processing David Öhmann, Jeffrey J. Walker 1997-04-08 $5,384,000
5173948 Video image mapping system Frank S. Lawrence 1992-12-22 $4,841,000
5041998 Digital video mixer Frank S. Lawrence 1991-08-20 $7,537,000
4994803 Random number dither circuit for digital-to-analog output signal linearity 1991-02-19 $15,337,000