Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6192544 | Toothbrush with protective bumper, and method | Don LeRoy Thatcher | 2001-02-27 |
| 6159170 | Universal mechanical dilator combined with massaging action | German Borodulin, Alexander Shkolnik | 2000-12-12 |
| 5921944 | Vibratory device for treating voiding dysfunction | German Borodulin, Alexander Shkolnik | 1999-07-13 |
| 5817127 | Combined dilator-urethrotome | German Borodulin, Alexander Shkolnik | 1998-10-06 |
| 5643176 | Endoscopic instrument with variable viewing angle | — | 1997-07-01 |
| 5490675 | Game set and storage system | Andre Maxim Persidsky | 1996-02-13 |
| 5413352 | Self-setting game board device | Andre Maxim Persidsky | 1995-05-09 |
| 5190557 | Vibratory method and instrument for extracting stones from urinary tract | German Borodulin, Alexander Shkolnik, Marshall L. Stoller | 1993-03-02 |
| 5176688 | Stone extractor and method | Perinchery Narayan | 1993-01-05 |
| 5081985 | Vibratory method and device for treating female voiding dysfunctions | German Borodulin, Alexander Shkolnik | 1992-01-21 |
| 4942869 | Expandable urethral bougie | German Borodulin, Alexander Shkornik, Perinchery Narayan | 1990-07-24 |
| 4911149 | Vibratory treatment method and apparatus | German Borodulin, Alexander Shkolnik | 1990-03-27 |
| 4907572 | Vibrational method for accelerating passage of stones from ureter | German Borodulin, Alexander Shkolnik, Joachim W. Thuroff | 1990-03-13 |
| 4828557 | Sterile connector and method | — | 1989-05-09 |
| 4773400 | Expandable urethral bougies | German Borodulin, Alexander Shkolnik | 1988-09-27 |
| 4748971 | Vibrational apparatus for accelerating passage of stones from ureter | German Borodulin, Alexander Shkolnik, Joachim W. Thuroff | 1988-06-07 |
| 4705029 | Expandable urethral bougies | German Borodulin, Alexander Shkolnik | 1987-11-10 |
| 4607626 | Expandable urethral bougie comprising bendable rods with reciprocating driver | German Borodulin, Alexander Shkolnik | 1986-08-26 |
| 4598435 | Opener and stopper for crimped and threaded bottle caps | German Borodulin, Alexander Shkolnik | 1986-07-08 |
| 4322298 | Centrifugal cell separator, and method of use thereof | — | 1982-03-30 |
| 4269718 | Process and device for centrifugal separation of platelets | — | 1981-05-26 |
| 4268393 | Apparatus for centrifugal separation of platelet-rich plasma | Nan-Sing Ling | 1981-05-19 |