"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 8216452 | Dialysis system including multi-heater power coordination A dialysis system includes a first fluid heater, a second fluid heater, a supplemental power source and a logic implementer. The logic implementer is configured to use the supplemental power source such that when the first and second heaters are powered simultaneous... | 07/10/2012 |
| 8206578 | Dialysis system including supplemental power source A dialysis system includes: a water purification unit; a dialysate generation unit configured to use water purified by the water purification unit; a dialysate delivery unit configured to deliver dialysate prepared by the dialysate generation unit; a supplemental po... | 06/26/2012 |
| 8034235 | Dialysis system including supplemental power source A dialysis system includes: a water purification unit; a dialysate generation unit configured to use water purified by the water purification unit; a dialysate delivery unit configured to deliver dialysate prepared by the dialysate generation unit; a supplemental po... | 10/11/2011 |
| 7892423 | Dialysis system including multi-heater power coordination A dialysis system includes a first fluid heater, a second fluid heater, and a logic implementer configured to synchronize the duty cycles of the first and second heaters so that (i) power is not supplied to the first heater when power is supplied to the second heate... | 02/22/2011 |