JJ

John S. Letcher, Jr.

📍 Southwest Harbor, ME: #4 of 10 inventorsTop 40%
🗺 Maine: #968 of 4,281 inventorsTop 25%
Overall (All Time): #1,281,556 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5856828 System of relational entities for object-oriented computer-aided geometric design 1999-01-05
5627949 System of relational entities for object-oriented computer-aided geometric design 1997-05-06
5581672 System of relational entities for object-oriented computer-aided geometric design 1996-12-03
4953094 Method for lofting blanks and compounding plates for shell structures 1990-08-28