RK

Richard K. Keller

RA Rolls-Royce North America: 6 patents #86 of 447Top 20%
Rolls-Royce Plc: 4 patents #207 of 1,164Top 20%
📍 Indianapolis, IN: #755 of 5,011 inventorsTop 20%
🗺 Indiana: #4,619 of 33,936 inventorsTop 15%
Overall (All Time): #607,478 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12421892 Hybrid turbine engine with selective electrical module engagement Dwayne Bevis 2025-09-23
11859542 Dual power lift system Paul M. Johnson 2024-01-02
10947929 Integrated aircraft propulsion system Edward C. Rice, William B. Bryan 2021-03-16
10737801 Fan module with rotatable vane ring power system Jonathan S. Sands 2020-08-11
10661911 Optionally hybrid power system Michael J. Armstrong 2020-05-26
10618667 Fan module with adjustable pitch blades and power system Jonathan S. Sands 2020-04-14
10507930 Airplane with angled-mounted turboprop engine 2019-12-17
10364037 Optionally hybrid power system Michael J. Armstrong 2019-07-30