Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7823591 | Female barrier contraceptive with vacuum anchoring | Ravikumar Alla, Madhusudhan Reddy Alla, Raghunatha Alla | 2010-11-02 |
| 7434581 | Condoms for reducing failure rate and extending pleasure | Ravikumar Alla, Madhusudhan Reddy Alla, Raghunatha Alla | 2008-10-14 |
| 6000398 | Spring action male condom | Ravikumar Alla, Madhusudhan Reddy Alla, Raghunatha Alla | 1999-12-14 |
| 5836308 | Spring action male condom | Ravikumar Alla, Madhusudhan Reddy Alla, Raghunatha Alla | 1998-11-17 |
| 5490525 | Prophylactic device | — | 1996-02-13 |
| 5325871 | Female condom | — | 1994-07-05 |
| 5082004 | Prophylactic with glans penis stimulation | — | 1992-01-21 |
| 4993431 | Prophylactic device and method of manufacture | — | 1991-02-19 |
| 4993433 | Prophylactic device | — | 1991-02-19 |