Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Pierre Leduc — 14 Patents

U.S. Philips: 6 patents #705 of 8,851Top 8%
INIfp Energies Nouvelles: 3 patents #290 of 1,048Top 30%
IPInstitut Francais Du Petrole: 3 patents #482 of 1,676Top 30%
XTXillix Technologies: 1 patents #9 of 13Top 70%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Pierre Leduc has been granted 14 US patents while listed as an inventor at U.S. Philips. The first was granted in 1990 and the most recent in November 2018. Pierre Leduc ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Pierre Leduc in Beynes, BC, FR.

Patents per Year

Patents granted per year, 1990 to 2018Bar chart with a peak of 2 patents in 1993.peak 21990: 1 patents19901992: 1 patents1993: 2 patents19931995: 1 patents1996: 1 patents19961997: 1 patents2003: 1 patents20032006: 1 patents2007: 1 patents20072010: 1 patents2017: 1 patents20172018: 2 patents2018

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10138759 Method of controlling, after detecting a vehicle accident situation, throttling means for an opening provided on a closed loop performing a rankine cycle and loop using same for communicating an inside of the closed loop with ambient air outside the closed loop 2018-11-27
9926812 Device for controlling a working fluid according to a rankine cycle and method using same Cyprien TERNEL, Alexandre Duparchy 2018-03-27
9702268 Device for controlling a working fluid in a closed circuit operating according to the Rankine cycle, and method using said device Pascal Smague, Richard Levesque 2017-07-11
7730874 Method for controlling a supercharged engine, particularly an indirect injection engine, and engine using such a method Gaetan Monnier 2010-06-08
7159560 Supercharged four-stroke engine combustion method and engine using such a method Gaetan Monnier 2007-01-09
7082764 Burnt gas-scavenging indirect-injection internal-combustion supercharged engine and supercharged air supply method for such an engine Bertrand Lecointe, Stephane VENTURI, Richard Tilagone, Vivien Delpech 2006-08-01
6603552 Portable system for detecting skin abnormalities based on characteristic autofluorescence Richard W. Cline 2003-08-05
5596220 Integrated lateral transistor with improved current amplification Bertrand Jacques 1997-01-21
5485033 Lateral transistor having a particular emitter structure 1996-01-16
5455450 Semiconductor device comprising a lateral bipolar transistor 1995-10-03
5250838 Semiconductor device comprising an integrated circuit having a vertical bipolar transistor 1993-10-05
5200803 Integrated circuit having a lateral multicollector transistor 1993-04-06
5089873 Integrated circuit having a vertical transistor 1992-02-18
4951108 Lateral transistor with elongated emitter 1990-08-21