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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Varco I/P › Brian L. Eidem
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Brian L. Eidem — 12 Patents

VIVarco I/P: 9 patents #14 of 168Top 9%
VIVarco International: 2 patents #5 of 35Top 15%
NVIDIA: 1 patents #4,387 of 7,811Top 60%
Cerritos, CA: #44 of 505 inventorsTop 9%
California: #51,404 of 386,348 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Brian L. Eidem has been granted 12 US patents while listed as an inventor at Varco I/P. The first was granted in 1986 and the most recent in October 2011. Brian L. Eidem ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Brian L. Eidem in Cerritos, CA, US.

Patents per Year

Patents granted per year, 1986 to 2011Bar chart with a peak of 2 patents in 2002.peak 21986: 1 patents19862002: 2 patents20022003: 1 patents20032004: 1 patents20042005: 1 patents20052006: 1 patents20062009: 2 patents20092010: 2 patents20102011: 1 patents2011

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8037949 Pipe running tool Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Hans Joachim Dietrich Böttger +1 more 2011-10-18
7753138 Pipe running tool having internal gripper Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Hans Joachim Dietrich Böttger +3 more 2010-07-13
7699121 Pipe running tool having a primary load path Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Hans Joachim Dietrich Böttger +3 more 2010-04-20
7591304 Pipe running tool having wireless telemetry Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Hans Joachim Dietrich Böttger +2 more 2009-09-22
7510006 Pipe running tool having a cement path Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Hans Joachim Dietrich Böttger +3 more 2009-03-31
7096977 Pipe running tool Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Dieter Boettger +1 more 2006-08-29
6938709 Pipe running tool Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen, Herman M. Kamphorst, Dieter Boettger +1 more 2005-09-06
6691801 Load compensator for a pipe running tool Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen 2004-02-17
6637526 Offset elevator for a pipe running tool and a method of using a pipe running tool Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen 2003-10-28
6443241 Pipe running tool Daniel Juhasz, George I. Boyadjieff, Hans van Rijzingen 2002-09-03
6354158 System for measuring torque applied to the drum shaft of a hoist Bruce B. Prior, Timothy I. Montgomery, Tarun Khanna 2002-03-12 $21,667,000
4627519 Hydraulic disk brake having a braking torque-to-hydraulic force converter Lorin V. Larsen 1986-12-09 $4,374,000

Frequent Collaborators

Daniel Juhasz10 shared
Hans van Rijzingen10 shared
George I. Boyadjieff10 shared
Herman M. Kamphorst7 shared
Gustaaf Louis van Wechem5 shared
Hans Joachim Dietrich Böttger5 shared

Nearby-Ranked Inventors

John Patrick Hickey, III12
Gregory Lutter12
Josselin Xavier COUPARD12
Xuan Li12
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Keiichi Matsuda12
Robert Imig12
Peter Mage12
Sze Ping Ching12