Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4425165 | Stabilizing clay soil with hydroxy-aluminum and cellulosic polymers | Odd R. Bryhn | 1984-01-10 | $19,696,000 |
| 4380408 | Stabilizing clay soil with dry hydroxy-aluminum | Odd R. Bryhn | 1983-04-19 | $96,083,000 |
| 4372786 | Stabilizing clay soil with chemical solutions | Marion G. Reed, Odd R. Bryhn | 1983-02-08 | $31,731,000 |
| 4360599 | Stabilizing clay soil with dry chemical mixtures | Odd R. Bryhn | 1982-11-23 | $34,058,000 |