Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6222148 | Method for producing a multilayer thin-walled bellows of stainless steel | Viktor Nikonorovich Semenov, Vladimir Ilich Bobkov, Valentin Georgievich Polushin, Boris Ivanovich Katorgin, Gennady Grigorievich Derkach +6 more | 2001-04-24 |
| 6202281 | Method for producing multilayer thin-walled bellows | Viktor Nikonorovich Semenov, Alexandr Konstantinovich Tretiakov, Gennady Grigorievich Derkach, Vladimir Konstantinovich Chvanov, Jury Vasilievich Movchan +1 more | 2001-03-20 |