John A. Hayes — 14 Patents at Loadtest

John A. Hayes has been granted 14 US patents while listed as an inventor at Loadtest. The first was granted in 1994 and the most recent in November 2016. John A. Hayes ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list John A. Hayes in Gainesville, FL, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9499956	Method and apparatus for testing load-bearing capacity	William G. Ryan, Nicholas K. Yankopolus	2016-11-22
9217324	Method and apparatus for investigating a borehole with a caliper	—	2015-12-22
9134190	Method and apparatus for internally determining a load applied by a jack	—	2015-09-15
8789427	Method and apparatus for testing load-bearing capacity	William G. Ryan, Nicholas K. Yankopolus	2014-07-29
8511176	Method and apparatus for internally determining a load applied by a jack	—	2013-08-20
8443677	Method and apparatus for testing load-bearing capacity	William G. Ryan, Nicholas K. Yankopolus	2013-05-21
8397583	Method and apparatus for testing load-bearing capacity	William G. Ryan, Nicholas K. Yankopolus	2013-03-19
8307716	Method and apparatus for testing load-bearing capacity utilizing a ring cell	—	2012-11-13
7832280	Method and apparatus for testing load-bearing capacity utilizing a ring cell	—	2010-11-16
7495995	Method and apparatus for investigating a borehole with a caliper	—	2009-02-24
7353714	Method and apparatus for automatic load testing using bi-directional testing	Melvin G. England	2008-04-08
6341129	TCP resegmentation	Theodore Schroeder, Wayne Hathaway	2002-01-22	$3,188,000
6327626	Method and apparatus for MSS spoofing	Theodore Schroeder, Wayne Hathaway	2001-12-04	$1,219,000
5363570	Shoe sole with a cushioning fluid filled bladder and a clip holding the bladder and providing enhanced lateral and medial stability	Bernie Allen, Aaron Azevedo, Eckhard Knoepke, Neal Kimball, Philip L. Blake +2 more	1994-11-15

John A. Hayes — 14 Patents

Issued Patents All Time

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