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Patents > Applicant is inventor: Yes & National tech categories: FR 6.4 & Number of figures: 18-21

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Tech fields:
airplane (13) · wings (11) · stability (10) · construction (9) · Frame (8) · design (7) · chassis (7) · fuselage (6) · propellers (6) · ascension (5) · control (5) · propulsion (4) · aerodynamics (4) · lift (4)
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CPCs:
CPC B64C39/00 (6) · CPC B64C17/00 (4) · CPC B64C2700/6295 (4) · CPC B64C33/02 (3) · CPC B64C3/00 (3) · CPC B64C2700/6233 (2) · CPC B64C25/52 (2) · CPC B64C2700/6218 (2) · CPC B64C2700/6281 (2) · CPC B64C2700/6212 (2) · CPC B27M3/10 (2) · CPC B64C25/54 (2) · CPC B64C23/005 (2) · CPC B64C25/06 (2) · CPC B64C3/56 (2) · CPC B64C1/00 (2) · CPC B64B1/00 (2)
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