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

Lawrence E. Portlock — 52 Patents

RTX (Raytheon): 52 patents #81 of 15,912Top 1%
Bethany, CT: #3 of 116 inventorsTop 3%
Connecticut: #438 of 34,797 inventorsTop 2%
Overall (All Time): #50,240 of 4,157,543Top 2%
52 Patents All Time
Lawrence E. Portlock has been granted 52 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 2011 and the most recent in September 2025. Lawrence E. Portlock ranks #50,240 of 4,157,543 US inventors in our database (top 1.2%). Patent records list Lawrence E. Portlock in Bethany, CT, US.

Patents per Year

Patents granted per year, 2011 to 2025Bar chart with a peak of 8 patents in 2014.peak 82011: 5 patents20112012: 3 patents2013: 5 patents20132014: 8 patents2015: 4 patents20152017: 2 patents2018: 6 patents20182019: 1 patents2020: 6 patents20202021: 2 patents2022: 4 patents20222023: 2 patents2024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12428975 Planetary gear system arrangement with auxiliary oil system William G. Sheridan, Michael E. McCune 2025-09-30
12385409 Epicyclic gear train Michael E. McCune, Frederick M. Schwarz 2025-08-12
12084978 Epicyclic gear train Michael E. McCune, Frederick M. Schwarz 2024-09-10 $54,422,000
11885252 Planetary gear system arrangement with auxiliary oil system William G. Sheridan, Michael E. McCune 2024-01-30 $48,766,000
11815001 Planetary gear system arrangement with auxiliary oil system Michael E. McCune, William G. Sheridan 2023-11-14 $33,240,000
11680492 Epicyclic gear train Michael E. McCune, Frederick M. Schwarz 2023-06-20 $75,670,000
11499624 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune 2022-11-15 $46,757,000
11378039 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune, Frederick M. Schwarz 2022-07-05 $25,087,000
11319831 Epicyclic gear train Michael E. McCune, Frederick M. Schwarz 2022-05-03 $37,249,000
11221066 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune 2022-01-11 $68,356,000
10907579 Gas turbine engine with geared architecture Michael E. McCune, Frederick M. Schwarz 2021-02-02 $40,424,000
10890245 Epicyclic gear train Michael E. McCune, Frederick M. Schwarz 2021-01-12 $56,656,000
10830334 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune 2020-11-10 $14,230,000
10648383 Planetary gear system arrangement with auxiliary oil system Michael E. McCune, William G. Sheridan 2020-05-12 $19,732,000
10591047 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune 2020-03-17 $8,740,000
10577965 Epicyclic gear train Michael E. McCune, Fredercik M. Schwarz 2020-03-03 $9,829,000
10570855 Gas turbine engine with geared architecture Michael E. McCune, Frederick M. Schwarz 2020-02-25 $10,725,000
10527151 Gas turbine engine with geared architecture Michael E. McCune, Frederick M. Schwarz 2020-01-07 $14,251,000
10196989 Gas turbine engine gear train Michael E. McCune, Frederick M. Schwarz 2019-02-05 $15,274,000
10125858 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune 2018-11-13 $17,523,000
10107231 Gas turbine engine with geared architecture Michael E. McCune, Frederick M. Schwarz 2018-10-23 $6,304,000
10082105 Gas turbine engine with geared architecture Michael E. McCune, Frederick M. Schwarz 2018-09-25 $23,628,000
9995174 Planetary gear system arrangement with auxiliary oil system Michael E. McCune, William G. Sheridan 2018-06-12 $16,248,000
9976437 Epicyclic gear train Michael E. McCune, Frederick M. Schwarz 2018-05-22 $12,564,000
9951860 Ring gear mounting arrangement with oil scavenge scheme Michael E. McCune 2018-04-24 $16,815,000