DM

Douglas P. Montague

MA Marvin Glass & Associates: 7 patents #22 of 97Top 25%
DI Dart Industries: 1 patents #199 of 354Top 60%
📍 Chicago, IL: #1,568 of 13,327 inventorsTop 15%
🗺 Illinois: #11,418 of 84,256 inventorsTop 15%
Overall (All Time): #671,712 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D284660 Combination telephone set Howard J. Morrison 1986-07-15
4398723 Viewing device for generating a three-dimensional image Erick E. Erickson, Christian H. Oberth, Jeffrey D. Breslow 1983-08-16
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
D262044 Electronic game housing 1981-11-24
4275970 Plant care kit Howard J. Morrison 1981-06-30
4204613 Liquid cooling and dispensing device Rouben T. Terzian, Howard J. Morrison 1980-05-27