Roy J. Lahr

RA Rast Associates: 3 patents #1 of 1Top 100%

📍 Fairfield, CT: #8 of 45 inventorsTop 20%

🗺 Connecticut: #153 of 2,707 inventorsTop 6%

Overall (2004): #21,483 of 270,089Top 8%

Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6830397	Expandable and contractible keyboard device	—	2004-12-14
6810119	Expandable and contractible keyboard with adjustable key sizes	—	2004-10-26
6739774	Expandable and contractible keyboard with adjustable key sizes	—	2004-05-25