JD

John D. Christian, deceased

GO Gould: 2 patents #72 of 364Top 20%
📍 Warrenville, IL: #55 of 171 inventorsTop 35%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,631,540 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5858185 Electrolytic apparatus 1999-01-12
4363533 Concentric fiber optical transducer David W. Stowe, by Albert Christian, heir, by Martha R. Christian, heir, by Ann L. Ziegler, heir, by David A. Christian, heir 1982-12-14
4354735 Optical transducer David W. Stowe, Albert Christian, Martha R. Christian, heir, Ann L. Ziegler, heir, David Christian 1982-10-19