Improved Model for Generating Incremental Product Innovation Schemes

Table 1

Contents of TC₁ to TC₂₂.

TC	Contents
TC1	Cleaning capacity
TC2	Product life
TC3	Purification effect
TC4	Absorption force
TC5	Filter replacement cycle
TC6	Maintenance fee
TC	Contents
TC7	Security
TC8	Wastewater discharge
TC9	Maintenance times
TC10	Pressure boost
TC11	Power
TC12	Structural complexity
TC	Contents
TC13	Workmanship
TC14	Number of product components
TC15	Purification time
TC16	Power consumption
TC17	Heating capacity
TC18	Refrigeration capacity
TC	Contents
TC19	Volume
TC20	Automatic cleaning capability
TC21	Automatic reminder capability
TC22	Testing water-quality capability