Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Larry N. Smith — 10 Patents

JDJohn Deere: 10 patents #450 of 5,518Top 9%
Ottumwa, IA: #17 of 143 inventorsTop 15%
Iowa: #1,527 of 15,303 inventorsTop 10%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Larry N. Smith has been granted 10 US patents while listed as an inventor at John Deere. The first was granted in 1989 and the most recent in February 2004. Larry N. Smith ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Larry N. Smith in Ottumwa, IA, US.

Patents per Year

Patents granted per year, 1989 to 2004Bar chart with a peak of 2 patents in 1994.peak 21989: 1 patents19891993: 1 patents19931994: 2 patents19941995: 1 patents19951997: 1 patents19972002: 2 patents20022004: 2 patents2004

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6688093 Self-propelled agricultural vehicle Roger Franet 2004-02-10 $5,516,000
6690285 Agricultural implement component rotation alarm Rainer Schafer, Eberhard Holtkotte, Karl Josef Willeke, Stanley J. Johnson, James W. Klimes +5 more 2004-02-10 $5,516,000
6421994 Mowing implement Jean-Francois Boucher, Roger Franet, Matthew Mentzer 2002-07-23 $8,420,000
6401440 Self-propelled mowing vehicle and conveyor arrangement for combining swaths of cut crop Roger Franet 2002-06-11 $7,863,000
5682735 Gear driven roller brush Phillip Orland Swenson, Ronald L. Reichen, Donald Emil Niosi 1997-11-04 $45,560,000
5459984 Suspension mechanism for reel mowers Ronald L. Reichen, David L. Phillips 1995-10-24 $13,440,000
5343680 Suspension mechanism for reel mowers Ronald L. Reichen, David Henry Diebold, Stephen O'Brien, David L. Phillips 1994-09-06 $9,246,000
5297378 Suspension mechanism for reel mowers 1994-03-29 $46,535,000
5228277 Rear discharge reel mower having multi-purpose rotary brush Stephen D. Mayberry, Richard Lee Forest 1993-07-20 $16,072,000
4866917 Offset reel arrangement for triplex greens mower David L. Phillips 1989-09-19 $3,419,000