1.

RadarV

2.

RAIT88

3.

RanMarine Technology

4.

Ravati Aerospace 2021-05-01

5.

RAWview Drone Systems

6.

RDARS

7.

Rebellion Defense

8.

Reebeez 2014-01-01

9.

RFNav

10.

Rhea Space

11.

Rhoman Aerospace 2018-12-13

12.

Robo Inventions 2012-01-01