Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416120 | Base for turf system with vertical support extensions at panel edges | Daniel C. Sawyer, James M. Koerlin | 2025-09-16 |
| 12320077 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2025-06-03 |
| 12247360 | Infill for artificial turf system | Daniel C. Sawyer, Stephen Richard Keyser, Steven Lee Sawyer | 2025-03-11 |
| 11846075 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2023-12-19 |
| 11781272 | Base for turf system with vertical support extensions at panel edges | Daniel C. Sawyer, James M. Koerlin | 2023-10-10 |
| 11371194 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2022-06-28 |
| 11111636 | Base for turf system with vertical support extensions at panel edges | Daniel C. Sawyer, James M. Koerlin | 2021-09-07 |
| 11021842 | Infill for artificial turf system | Daniel C. Sawyer, Stephen Richard Keyser, Steven Lee Sawyer | 2021-06-01 |
| 10982395 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2021-04-20 |
| D866800 | Turf underlayment | Daniel C. Sawyer, Steven Lee Sawyer, James M. Koerlin | 2019-11-12 |
| 10458075 | Base for turf system with vertical support extensions at panel edges | Daniel C. Sawyer, James M. Koerlin | 2019-10-29 |
| 10119228 | Structural underlayment support system and panel for use with paving and flooring elements | Daniel C. Sawyer | 2018-11-06 |
| 10060082 | Base for turf system with vertical support extensions at panel edges | Daniel C. Sawyer, James M. Koerlin | 2018-08-28 |
| 9790645 | Structural underlayment support system and panel for use with paving and flooring elements | Daniel C. Sawyer | 2017-10-17 |
| 9790646 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2017-10-17 |
| 9771692 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2017-09-26 |
| 9567714 | Structural underlayment support system and panel for use with paving and flooring elements | Daniel C. Sawyer | 2017-02-14 |
| 8967905 | Structural underlayment support system and panel for use with paving and flooring elements | Daniel C. Sawyer | 2015-03-03 |
| 8827590 | Structural underlayment support system and panel for use with paving and flooring elements | Daniel C. Sawyer | 2014-09-09 |
| 8662787 | Structural underlayment support system for use with paving and flooring elements | Daniel C. Sawyer | 2014-03-04 |
| 8603601 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2013-12-10 |
| 8597754 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2013-12-03 |
| 8568840 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2013-10-29 |
| 8236392 | Base for turf system | Steven Lee Sawyer, Daniel C. Sawyer | 2012-08-07 |
| 8171585 | Lightweight fluid | Steven Mead | 2012-05-08 |