Patents granted:
Patents awaiting review:
| 20180341324 | ||
| 20140113567 | ||
| 20140074426 | ||
| 20130303233 | ||
| 20130154982 | ||
| 20110142214 | ||
| 20100178906 | ||
| 20090045915 | ||
| 20080017709 | ||
| 20070120971 | ||
| 20060161871 | ||
| 20060161870 | ||
| 20050143124 | ||
| 20040266389 | ||
| 20040203977 | ||
| 20030050045 | ||
| 20020098861 | ||
| 20020080123 |