Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12380531 | Writing surface boundary markers for computer vision | Jacob Epstein | 2025-08-05 |
| 12344026 | Moisture-erasable note taking system | Jacob Epstein | 2025-07-01 |
| 11908101 | Writing surface boundary markers for computer vision | Jacob Epstein | 2024-02-20 |
| 11884094 | Moisture-erasable note taking system | Jacob Epstein | 2024-01-30 |
| 11787219 | Modular notebook system | Jacob Epstein | 2023-10-17 |
| 11541683 | Moisture-erasable note taking system | Jacob Epstein | 2023-01-03 |
| 11295410 | Writing surface boundary markers for computer vision | Jacob Epstein | 2022-04-05 |
| 11294563 | Parsing handwriting into online events | Jacob Epstein | 2022-04-05 |
| 11148455 | Modular notebook system | Jacob Epstein | 2021-10-19 |
| 11001094 | Moisture-erasable note taking system | Jacob Epstein | 2021-05-11 |
| 10618345 | Moisture-erasable note taking system | Jacob Epstein | 2020-04-14 |
| 10474922 | System and method for capturing, organizing, and storing handwritten notes | Jacob Epstein | 2019-11-12 |
| 10232663 | Moisture-erasable note taking system | Jacob Epstein | 2019-03-19 |
| 10127468 | System and method for capturing, organizing, and storing handwritten notes | Jacob Epstein | 2018-11-13 |
| 9844965 | Reusable notebook | Jacob Epstein | 2017-12-19 |