Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993941 | Methods and systems for the formation and use of reduced weight building blocks forms | Oliver Tsung Wen Lee, Christopher James Leonard | 2018-06-12 |
| 9919451 | Methods and systems for the formation and use of reduced weight building blocks forms | Oliver Tsung Wen Lee, Christopher James Leonard | 2018-03-20 |