RM

Roy Maitland

📍 Laguna Niguel, CA: #372 of 1,027 inventorsTop 40%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,685,694 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4267772 Ink supply cartridge — 1981-05-19
D254657 Digital counter readout — 1980-04-08
4181560 Electro-mechanical marking device — 1980-01-01