The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Application No. | Application Title | Issue Date |
| 20100180368 | Incinerating Commode An improved incinerating commode for the disposal of human waste through injection of a combustible or cleaning fluid into the chamber where the waste is incinerated, separation of the urine component from the fecal component of human waste, the use of one or more burne... | 07/22/2010 |
| 20090193573 | Detection system for toilet unit for use in a supine position A detection system for a toilet unit for use in a supine position is provided, in which a treating body formed in a substantially T-shape by a urination and defecation container serving as a lateral casing and a washing nozzle retainer serving as a vertical casing is fo... | 08/06/2009 |
| 20090165196 | Toilet apparatus with processing material A toilet apparatus is adapted to put the excrement produced each time by the user of the toilet into a bag to form a package of waste, treating the excrement into a state of combustible substance before putting it into a bag. The toilet apparatus is equipped with a long... | 07/02/2009 |