DM

Douglas P. Montague

MA Marvin Glass & Associates: 3 patents #6 of 34Top 20%
📍 Chicago, IL: #8 of 289 inventorsTop 3%
🗺 Illinois: #80 of 2,749 inventorsTop 3%
Overall (1982): #5,292 of 81,411Top 7%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4347713 Device for chilling condiments and the like Howard J. Morrison 1982-09-07
4323243 Electrical board game device Steven P. Hanson, Howard J. Morrison 1982-04-06
4316345 Toy decorative curtain/door Denni F. Rivette, Howard J. Morrison 1982-02-23