Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9926684 | Roof runoff water control system | Robert Neal Alfred Hawkinson | 2018-03-27 |
| 9637886 | Methods for controlling weeds and water using a bag filled with landscaping material | Robert Neal Alfred Hawkinson | 2017-05-02 |
| 9445552 | Weed suppression system and method | Robert Neal Alfred Hawkinson, Kelvin T. Okamoto | 2016-09-20 |
| 8935882 | Methods for controlling weeds and water using a bag filled with landscaping material | Robert Neal Alfred Hawkinson | 2015-01-20 |
| 8931211 | Methods for controlling weeds and water using a bag filled with landscaping material | Robert Neal Alfred Hawkinson | 2015-01-13 |
| 8615926 | Bag constructed of weed suppression material for packaging ground cover material | Robert Neal Alfred Hawkinson | 2013-12-31 |
| 8522476 | Bag constructed of weed suppression material for packaging ground cover material | Robert Neal Alfred Hawkinson | 2013-09-03 |