Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4598435 | Opener and stopper for crimped and threaded bottle caps | Alexander Shkolnik, Maxim Persidsky | 1986-07-08 |
| 4552125 | Portable solar water heater | Alexander Shkolnik, Raphael Baron | 1985-11-12 |