SCHAFER CHRISTOPHER E has a total of 12 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, control and furniture and games are GEN REGISTER CORP, IP ONE PTY LTD and DALLAH WATER SAVING.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 3 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Control | |
#3 | Furniture and games | |
#4 | Mechanical elements | |
#5 | Textiles and paper | |
#6 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Unspecified technologies | |
#2 | Ticket-issuing devices | |
#3 | Sanitary equipment | |
#4 | Venting or aerating devices | |
#5 | Hydraulic engineering | |
#6 | Stamps | |
#7 | Household appliances | |
#8 | Pipes |
# | Name | Total Patents |
---|---|---|
#1 | Schafer Christopher E | 12 |
#2 | Schafer William P | 1 |
#3 | Schafer Charlie J | 1 |
#4 | Schafer Charles J | 1 |
#5 | Ramsey Rodney M | 1 |
Publication | Filing date | Title |
---|---|---|
US8746746B1 | Nestable connector | |
US2010276015A1 | Groundwater control system with automatic water flow regulator | |
US8127789B2 | Fluid retaining apparatus with ball valve | |
US5111939A | Self-supporting stacked display and dispenser structure | |
US5100038A | Ticket dispensing structure | |
CA1316503C | Ticket display and dispenser | |
US4995507A | Ticket dispensing structure | |
US4821642A | Hand operated ticket printer | |
US4858806A | Ticket display and dispenser | |
US4621945A | Head control stand |