Category Archives: Patent news

Draft Chapter R – 3 Coils With 6 Humbucking Circuits

Posted on August 18, 2023 by admin

Why electric guitar single-coil pickup circuits don’t have to have hum Continue reading →

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New page with U.S. Patents for licensing

Posted on February 16, 2021 by admin

The following U.S. Patents are available for licensing. Click Here for the index page, and click on the links below to reach each patent. They have all been modified upgraded from the standard uspto.gov download to include drawings and properly … Continue reading →

Posted in Humbucking Pairs, Patent news, Pickup circuits & switching, Uncategorized | Tagged , , , , , , , , , , , | Leave a comment

Eulogy for Adobe PhotoShop 7 ™

Posted on June 22, 2018 by admin

Thanks to Microsoft, most likely, PS7 is getting Alzheimer’s. It no longer remembers to stroke the entire path on command, leaving sections undone. Why? Probably because I used Windows Update on Windows 7. I recently upgraded my connection from a … Continue reading →

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New U.S. Patent filed & background published

Posted on March 10, 2018 by admin

Yesterday, I filed my 3rd Non-Provisional Patent Application, and today published the background theory for it at: https://www.researchgate.net/publication/323686205_Making_Guitars_with_Multiple_Tonal_Characters   The patent involves matched, single-coil pickups for humbucking circuits with reversible magnetic poles. I have a new area for publications of papers … Continue reading →

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On the Topologies of Guitar Pickup Circuits

Posted on February 25, 2018 by admin

How do you get 620 potentially unique guitar tones from 4 single-coil pickups, or 310 from 3 humbuckers? Read here: https://www.researchgate.net/publication/323390784_On_the_Topologies_of_Guitar_Pickup_Circuits Abstract: Many of the U.S. patents involving switching circuits for electric guitar pickups have failed in the marketplace because … Continue reading →

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The Walkin Squawkin Patent Examiner Blues – Part 1

Posted on February 16, 2018 by admin

I got this in an e-mail from my U.S. Patent Office Patent Examiner on Jan 24th, 2018: “I cannot conceive of any way to generate an “infinite” (your word) table that would accommodate the breadth of claim 28. You mentioned … Continue reading →

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Why guitar pickup switching patents fail in the marketplace

Posted on February 15, 2018 by admin

I’ve reviewed some more guitar pickups switching patents lately, and most if not all of the ones I’ve seen suffer design flaws that generally cause them to fail in the marketplace, for some of the following reasons: They almost never … Continue reading →

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Coming Patents for 2018-2019

Posted on December 25, 2017 by admin

From simple principles of circuit theory, a patent currently in examination (a Non-Provisional Patent Application, or NPPA) develops and enumerates all possible combinations of pickup circuits, from 1 to infinity, which have potentially unique tones. It claims all such circuits … Continue reading →

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How many humbucking tones from 2HB & a single?

Posted on June 21, 2017 by admin

It has taken a long time to develop the math and topologies to answer questions like this.  Research is when you search for an answer, get it wrong, or not entirely right, and re-search and re-search and re-search …    I’ve … Continue reading →

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New PPA filed – June 20, 2017

Posted on June 21, 2017 by admin

On June 20, 2017, I filed a new Provisional Patent Application with the U.S. Patent & Trademark Office.  It covers modifications to two types of electro-magnetic guitar pickups, with horizontal and vertical coils, to provide information on the orientation of … Continue reading →

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