Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6820787 | Stapler | Valentin Fridmanovich | 2004-11-23 | |
| 6536646 | Stapler | Valentin Fridmanovich | 2003-03-25 | |
| 4305541 | Electronically operated portable nail gun | Edward E. Barrett, Dusan Dubovsky, Steven Jay Hahn, Albert Lensky | 1981-12-15 | $10,379,000 |
| 4293088 | Electronically operated portable fastener driving tool | Edward E. Barrett, Steven Jay Hahn, Albert Lensky, Seymour Sobelman | 1981-10-06 | $8,807,000 |
| 4183453 | Electronically operated portable fastener driving tool | Edward E. Barrett, Albert Lensky, Paul Olesen, Christian F. Becker, Wilfredo Febre +1 more | 1980-01-15 | $5,828,000 |