Michael E. Ward has been granted 22 US patents while listed as an inventor at Illinois Tool Works . The first was granted in 1987 and the most recent in December 2025. Michael E. Ward ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Michael E. Ward in San Diego, CA, US.
Patents per Year Patents granted per year, 1987 to 2011 Bar chart with a peak of 3 patents in 2005. peak 3 1987: 1 patents 1987 1993: 1 patents 1996: 1 patents 1996 1997: 1 patents 1998: 1 patents 1998 1999: 1 patents 2002: 1 patents 2002 2003: 2 patents 2004: 2 patents 2004 2005: 3 patents 2008: 1 patents 2008 2009: 2 patents 2010: 3 patents 2010 2011: 1 patents 2011
Issued Patents All Time
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Showing 1–22 of 22 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12487170 Apparatuses, systems and methods for imaging flow cytometry Gregory Kaduchak 2025-12-02
7967272 Industrial hangers for framing and method of fabricating the same Martin J. Nilsen 2011-06-28
$45,052,000
7717015 Brick tie anchor and drive tool Martin J. Nilsen , Michael C. Dill , Yongping Gong 2010-05-18
$34,159,000
7665940 Fastener assembly Martin J. Nilsen 2010-02-23
$24,628,000
7654782 Weld nut or stud, fastening system and method Martin J. Nilsen 2010-02-02
$31,267,000
7605195 Epoxy coating system W. Douglas Frans 2009-10-20
7503588 Pipe nipple Martin J. Nilsen , Robert Brunner , James Van Ingen 2009-03-17
$79,645,000
7445251 Two-piece oil filter oil cooler connector bolt Martin J. Nilsen 2008-11-04
$28,367,000
6961987 Nut and plate washer assembly Martin J. Nilsen 2005-11-08
$11,356,000
6908272 Threaded fastener nut with anti-cross threading radiused features and tactile feedback features Martin J. Nilsen 2005-06-21
$14,125,000
6899503 Internally threaded fastener and stemmed washer assembly and method for making same Jeffrey D. Anderson , Kent D. Homfeldt 2005-05-31
$18,451,000
6769852 Nut and plate washer assembly Martin J. Nilsen 2004-08-03
$17,348,000
6726420 Screw thread with clearance John H. Siegenthaler 2004-04-27
$12,774,000
6540463 Blind hole panel nut — 2003-04-01
$18,204,000
6503039 Off-set adjusting nut — 2003-01-07
$13,416,000
6471596 Thread tapping machine Gary Porter 2002-10-29
$15,509,000
5954128 High pressure ceramic heat exchanger Bruce D. Harkins 1999-09-21
$50,265,000
5810076 High pressure ceramic heat exchanger Bruce D. Harkins 1998-09-22
$41,462,000
5700199 Method for sizing a lock nut Ned J. Gruca 1997-12-23
$68,936,000
5555933 Primary surface heat exchanger for use with a high pressure ratio gas turbine engine Charles T. Darragh , Leonard Holman , Thomas Michael Luckett 1996-09-17
$50,718,000
5265918 High pressure ceramic joint Bruce D. Harkins 1993-11-30
$14,972,000
4642864 Recuperator tube assembly Arthur G. Metcalfe 1987-02-17
$14,670,000
