Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Christopher J. Darr — 17 Patents

LELear: 14 patents #76 of 1,996Top 4%
ELElumigen: 2 patents #6 of 12Top 50%
YAYazaki: 1 patents #2,179 of 3,427Top 65%
Livonia, MI: #79 of 1,586 inventorsTop 5%
Michigan: #5,079 of 86,293 inventorsTop 6%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Christopher J. Darr has been granted 17 US patents while listed as an inventor at Lear. The first was granted in 1994 and the most recent in March 2025. Christopher J. Darr ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Christopher J. Darr in Livonia, MI, US.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12257962 Electrical assembly Peter Kowtun 2025-03-25
11938876 Electrical unit Peter Kowtun 2024-03-26 $42,511,000
11489275 Electrical unit Peter Kowtun 2022-11-01 $8,526,000
11419230 Electrical unit and bushing 2022-08-16 $69,533,000
RE48806 Spring lock clip for coupling a circuit board to an electrical base Gennaro Fedele, Mahendra Somasara Dassanayake, Brian Petku, Kevin Nalezyty 2021-11-02
10283917 Electrical unit Peter Kowtun 2019-05-07 $10,570,000
9905985 Optimized high current connector pattern for PDB Peter Kowtun, Dennis Pajtas, Bruce Pierik, Kent Nelson, Steven F. Gawron 2018-02-27 $11,472,000
9829187 Spring lock clip for coupling a circuit board to an electrical base Gennaro Fedele, Mahendra Somasara Dassanayake, Brian Petku, Kevin Nalezyty 2017-11-28
9462702 Power distribution box Peter Kowtun 2016-10-04 $22,717,000
9265164 Power distribution box Peter Kowtun, Dennis Pajtas 2016-02-16 $11,144,000
8207454 Electrical junction box John N. Topolewski, Enric Aparicio Rollan, Jordi Bigorra Vives 2012-06-26 $7,077,000
7499262 Power distribution bus bar 2009-03-03 $512,000
7371080 Power distribution box Brian R. Masters, John N. Topolewski 2008-05-13 $26,876,000
7336162 Double mold shot pull to seat universal TPMS sensor John Stack, Frank Buccinna 2008-02-26 $4,853,000
7083431 Method and system of electrically connecting multiple printed circuit boards Peter Kowtun 2006-08-01 $3,377,000
6894891 Smart junction box for automobile Brian Scigiel 2005-05-17 $4,374,000
5362018 Reversible clip for wiring harness Yasutaka Suzuki 1994-11-08