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Donald E. Hoffman — 46 Patents

Ford: 30 patents #514 of 17,473Top 3%
General Motors: 9 patents #1,748 of 18,328Top 10%
EAE.I. Du Pont De Nemours And: 2 patents #5,792 of 12,129Top 50%
University of California: 1 patents #8,022 of 18,278Top 45%
Canton, MI: #50 of 2,230 inventorsTop 3%
Michigan: #1,069 of 86,293 inventorsTop 2%
Overall (All Time): #62,001 of 4,157,543Top 2%
46 Patents All Time
Donald E. Hoffman has been granted 46 US patents while listed as an inventor at Ford. The first was granted in 1985 and the most recent in July 2019. Donald E. Hoffman ranks #62,001 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Donald E. Hoffman in Canton, MI, US.

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10344830 Multi-speed transmission — 2019-07-09 $4,116,000
10309506 Multiple-mode continuously variable transmission David A. Janson 2019-06-04 $3,543,000
10247280 Four planetary-gearset step-ratio automatic transmission Gregory Daniel Goleski 2019-04-02 $6,057,000
10145453 Multi-speed transmission Robert Scott Lippert, David A. Janson, Reid Alan Baldwin 2018-12-04 $3,781,000
9822856 Multi-speed transmission — 2017-11-21 $2,823,000
9638291 Multi-speed transmission David A. Janson 2017-05-02 $4,343,000
9625019 Infinitely variable transmission David A. Janson 2017-04-18 $6,968,000
9423005 Multi-speed transmission Gregory Daniel Goleski 2016-08-23 $7,875,000
9217494 Multi-speed transmission — 2015-12-22 $6,497,000
9175748 Multi-speed transmission Gregory Daniel Goleski, Robert Scott Lippert 2015-11-03 $5,045,000
9109669 Multi-speed transmission David A. Janson 2015-08-18 $6,850,000
9103414 Six shift-element step-ratio automatic transmission Gregory Daniel Goleski 2015-08-11 $6,454,000
8986155 Multi-speed transmission — 2015-03-24 $10,630,000
8961357 Multi-speed automatic transmission — 2015-02-24 $10,476,000
8784258 Planetary power transmission David A. Janson 2014-07-22 $11,969,000
8647233 Accessory drive and engine restarting David A. Janson 2014-02-11 $13,808,000
8591377 Multi-speed automatic transmission Reid Alan Baldwin 2013-11-26 $31,995,000
8574110 Transmission producing stepless variable speed ratios — 2013-11-05 $9,602,000
8475316 Accessory drive and engine restarting system David A. Janson 2013-07-02 $13,312,000
8382631 Accessory drive and engine restarting system David A. Janson 2013-02-26 $29,471,000
8376889 Transmission producing continuously variable speed ratios David A. Janson 2013-02-19 $13,776,000
8257216 Infinitely variable transmission — 2012-09-04 $12,087,000
8257217 Infinitely variable transmission with offset output shaft — 2012-09-04 $12,087,000
8016714 Multiple speed transmission utilizing co-planar gear sets Steven G. Thomas 2011-09-13 $21,143,000
7766785 Multiple speed automatic transmission Steve G. Thomas, Gregory Daniel Goleski 2010-08-03 $37,089,000

Nearby-Ranked Inventors

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Michael C. Stewart46
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Sanjeev Gupta46
Jan Remmereit46
Salah Machani46
Bradley Rhodes46