| Patent Number |
Title Of Patent |
Date Issued |
| 6288253 |
Supported dendrimer catalyst |
September 11, 2001 |
| Dendrimers were directly and covalently attached to solid supports via siloxy bonds. After complexation with transition metals, the dendrimers were used as catalysts. The supported dendrimers were stable and easily separated from the reaction mixture. |
| 6146511 |
Electrophoretic nucleic acid purification method |
November 14, 2000 |
| An electrophoretic method for purifying a nucleic acid sample is disclosed. The method generally comprises the steps of (1) providing a nucleic acid sample comprising a desired nucleic acid and one or more contaminants, (2) providing an electrophoresis matrix having a loading well and a |
| 5910366 |
Thin film composite membrane as battery separator |
June 8, 1999 |
| The present invention relates to film composite membranes for use as battery separators or coatings on electrodes. |
| 5798180 |
Thin film composite membrane as battery separator |
August 25, 1998 |
| The present invention relates to film composite membranes for use as battery separators or coatings on electrodes. |
| 5660953 |
Rechargeable manganese dioxide cathode |
August 26, 1997 |
| A method of enforcing a regular manganese dioxide cathode to become gradually and substantially rechargeable is described, where the cathode capacity is increased towards the theoretical capacity of the cathode. The method involves mixing 20-51 wt % MnO.sub.2, 5-25 wt % metallic bismuth |
| 5350413 |
Transcutaneous energy transfer device |
September 27, 1994 |
| An improved transcutaneous energy transfer (TET) device comprises a primary winding for placement on or near a skin surface, and a secondary winding for implantation under said skin surface. A field effect transistor (FET) is arranged to switch said primary coil across an external DC pow |
| 5192863 |
Optical taper for increasing the effective area of a photodiode in atmospheric free space commun |
March 9, 1993 |
| An optical receiver includes a photodiode having a surface area of suitable dimensions to permit reception of a signal at a high bit rate. Also, the optical receiver includes an optical taper having a head and a tail. The head is of greater diameter than the tail, and co-axial with the t |
| 5181136 |
Optical homodyne DPSK receiver with optical amplifier |
January 19, 1993 |
| An optical homodyne differential phase shift keying (DPSK) receiver for receiving and demodulating optical input signals, is provided with a power splitter for splitting the input signal into first and second signals, a delay is applied to the second signal, an optical amplifier opticall |
| 4522533 |
Flow restrictor |
June 11, 1985 |
| The present invention relates to a flow restrictor for insertion into the inlet of a pipe to restrict fluid flow within said pipe to a predetermined maximum. The flow restrictor is comprised of a tapered tubular hollow body portion having a smaller diameter and a larger diameter end. A c |
