Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999907 | Hydraulic fracture composition and method | Calder Hendrickson, Todd Naff | 2024-06-04 |
| 11330769 | Delayed-activation, hydration maintenance apparatus and method | — | 2022-05-17 |
| 10947447 | Hydraulic fracture composition and method | Calder Hendrickson, Todd Naff | 2021-03-16 |
| 10920494 | Hydraulic fracture composition and method | Calder Hendrickson, Todd Naff | 2021-02-16 |
| 10899959 | Hydraulic fracture composition and method | Calder Hendrickson, Todd Naff | 2021-01-26 |
| 10266757 | Hydraulic fracture composition and method | Calder Hendrickson | 2019-04-23 |
| 10040990 | Hydraulic fracture composition and method | Calder Hendrickson | 2018-08-07 |
| 9856415 | Hydraulic fracture composition and method | Ryan Leverson, Calder Hendrickson | 2018-01-02 |
| 8931210 | Hydration maintenance apparatus and method | — | 2015-01-13 |
| 8739464 | Delayed-activation, hydration maintenance apparatus and method | — | 2014-06-03 |
| 8661729 | Hydraulic fracture composition and method | Calder Hendrickson | 2014-03-04 |
| 8510986 | Hydration maintenace apparatus and method | — | 2013-08-20 |
| 8453377 | Playing-field, soil treatment apparatus and method | Jeremiah L. Foley | 2013-06-04 |
| 8341881 | Hydration maintenance apparatus and method | — | 2013-01-01 |
| 8196346 | Delayed-activation, hydration maintenance, apparatus and method | — | 2012-06-12 |
| 7726070 | Hydration maintenance apparatus and method | — | 2010-06-01 |
| 5423107 | Abrasive seed delinting with cottonseed refrigeration | — | 1995-06-13 |
| 4670944 | Lignocellulose comminution and classification | — | 1987-06-09 |
| 4573447 | Chemical heater | Richard W. Tock, Lyle V. Cox, W. Gregg Quattlebaum | 1986-03-04 |
| 4428843 | Well working compositions, method of decreasing the seepage loss from such compositions, and additive therefor | Jack C. Cowan, Jerry R. Rayborn | 1984-01-31 |
| 4404107 | Well working compositions, method of decreasing the seepage loss from such compositions, and additive therefor | Jack C. Cowan, Jerry R. Rayborn | 1983-09-13 |
| 4356096 | Method of enhancing the effect of liquid organic lubricants in drilling fluids | Jack C. Cowan, Jerry R. Rayborn | 1982-10-26 |
| 4345039 | Method of recovering polyester fibers and cellulosic powder from polyester/cotton textile waste | Jack C. Cowan | 1982-08-17 |