PatentBrief

Inventor

G Ballas

Patents indexed

1

Year range

1974

Associated with

Years active

1974

Total patents

1

Most recent

1974

Frequent collaborator

T Geist

Domains

consumer_electronicsmechanical

Activity by decade

1970s
1

Patents

1

Career timeline

1 patents, in 1974

Dot size = forward citations

19741975

Hover or tap any dot to see the patent. Larger dots indicate more forward citations — a proxy for downstream influence.

US 3826068·1974·Individual

How the String Trimmer (Weed Eater) Actually Cuts Grass

This 1974 patent describes the mechanics of using a high-speed spinning plastic line to cut grass, replacing dangerous metal blades with flexible, non-metallic material.

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