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| Number | Title | Issue Date |
| 7316896 | Egg freezing and storing tool and method An egg freezing and storing instrument has an egg freezing and storing tube made of a liquid nitrogen-resistant material; and a metal cylindrical protection member for protecting the tube. The tube has a body part; and an egg-storing small-diameter part having an in... | 01/08/2008 |
| 7263999 | Ring for preventing prolapse of uterus and urinary bladder and ring for preventing prolapse of uterus and rectum A ring for preventing a prolapse of the uterus and the urinary bladder has an annular part and a flexible curved rod-shaped part whose one end and other end are so formed as to be connected to the annular part and whose intermediate portion interposed between the on... | 09/04/2007 |
