Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JH

John C. Holbert — 18 Patents

CTCorvallis Tool: 5 patents #1 of 8Top 15%
URU.S. Natural Resources: 4 patents #4 of 68Top 6%
UNUnknown: 2 patents #12,644 of 83,584Top 20%
CECarruthers Equipment: 1 patents #5 of 14Top 40%
DKDieffenbacher Gmbh + Co. Kg: 1 patents #4 of 12Top 35%
Corvallis, OR: #200 of 1,763 inventorsTop 15%
Oregon: #2,430 of 28,073 inventorsTop 9%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
John C. Holbert has been granted 18 US patents while listed as an inventor at Corvallis Tool. The first was granted in 1989 and the most recent in October 2015. John C. Holbert ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list John C. Holbert in Corvallis, OR, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
9169089 System for conveying drill cuttings Arlen Rexius, David Looney, Matt Mills, Brent Whitley, Edward L. Landis +1 more 2015-10-27
7438096 Veneer composer Paul Knapp, Matt Bauer 2008-10-21
6865800 Production of laminated veneer support beams Martin J. Utecht, Michael S. Dahrens, Jason A. Holbert 2005-03-15
6811647 Method and apparatus for the production of extra-wide veneers Matthias Graf 2004-11-02
6652274 Kiln and kiln-related structures, and associated methods Robert T. Nagel 2003-11-25
6467190 Drying kiln Robert T. Nagel 2002-10-22
6047622 Veneer scarfing machine Jason Tracy 2000-04-11
5996305 Assembly of wood I-beams Steven L. Hering 1999-12-07
5992281 Veneer scarfing machine 1999-11-30
5984301 Position adjustment conveyor Forrest Stauss 1999-11-16
5564892 Veneer stacker 1996-10-15
5400841 Pole framing apparatus 1995-03-28
5358018 Pole framing apparatus 1994-10-25
5141112 Veneer stacking system 1992-08-25
4934228 System for diverting veneer sheets having offsize defects William E. Bolton, Jeffrey D. Ballance 1990-06-19
4905843 Veneer stacking system 1990-03-06
4867213 System for orienting logs for lumber processing William E. Bolton, Jeffrey D. Ballance, Robert A. Records 1989-09-19
4811776 Apparatus and method for centering logs William E. Bolton 1989-03-14