Here are the results. The terminology needs some work, but it's close enough for now.
(#1) Aries:
Domicled ruler••• Mars
Regulator••• Saturn
Motivator••• Sun
Benefactor(s)••• Pluto + NN
Exalted in Aries•••Jupiter
(#2) Taurus:
Domicled ruler(s)•••(Gaia's) Age-indicator + SN
Regulator•••••
Motivator••• Jupiter
Benefactor(s)••• (Apollo's) Ascendant + Chiron
Exalted in Taurus••• Venus
(#3) Gemini:
Domicled ruler••• Mercury
Regulator••• Neptune
Motivator••• Venus
Benefactor••• Saturn
Exalted in Gemini••• Pluto + NN
(#4)
Domicled ruler••• Moon
Regulator••• Mars
Motivator(s)••• Pluto + NN
Benefactor•••••
Exalted in
••• (Apollo's) Ascendant + Chiron
(#5) Leo
Domicled ruler••• Sun
Regulator(s)••• (Gaia's) Age-indicator + SN
Motivator(s)••• (Apollo's) Ascendant + Chiron
Benefactor••• Neptune
Exalted in Leo••• Saturn
(#6) Virgo
Domicled ruler••• Jupiter
Regulator••• Mercury
Motivator••• Saturn
Benefactor••• Mars
Exalted in Virgo•••••
(#7) Libra
Domicled ruler••• Venus
Regulator••• Moon
Motivator•••••
Benefactor(s)••• (Gaia's) Age-indicator +SN
Exalted in Libra••• Neptune
(#8) Scorpio
Domicled ruler(s)••• Pluto + NN
Regulator••• Sun
Motivator••• Neptune
Benefactor••• Mercury
Exalted in Scorpio••• Mars
(#9) Sagittarius
Domicled ruler(s)••• (Apollo's) Ascendant + Chiron
Regulator••• Jupiter
Motivator••• Mars
Benefactor••• Moon
Exalted in Sagittarius••• (Gaia's) Age-indicator + SN
(#10) Capricorn
Domicled ruler••• Saturn
Regulator••• Venus
Motivator(s)••• (Gaia's) Age-indicator + SN
Benefactor••• Sun
Exalted in Capricorn••• Mercury
(#11) Aquarius
Domicled ruler•••••
Regulator••• Pluto + NN
Motivator••• Mercury
Benefactor••• Jupiter
Exalted in Aquarius••• Moon
(#12) Pisces
Domicled ruler••• Neptune
Regulator(s)••• (Apollo's) Ascendant + Chiron
Motivator••• Moon
Benefactor••• Venus
Exalted in Pisces••• Sun
There's a consistent method used to delineate the above rulership combinations, which I'm calling the "12/12 Pattern".