- External Root Connection C-P
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- $ Invented by Edward Ivari in 1970
- Gradual Grades C-P
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- $ Invented by Edward Ivari in 1981
- Microcylinder C-P
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- $ Invented by Edward Ivari in 1986
- Light Addition C-P
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- $ Invented by Edward Ivari in 2007
- White Deduction C-P
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- $ Invented by Edward Ivari 2017
- Invisible Lines C-P
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- $ Invented by Edward Ivari in 2020