Invented is the past participle of the verb invent.
verb /past /past participle = invent /invented /invented
The past tense and past participle is equipped; equipping is the present participle.
Designed is both the simple past and the past participle of 'design'.
The past participle is repaired.
The past participle is "designed".
Steel is a noun and so doesn't have any verb tenses.The past participle of the verb steal is stolen.
"invented" is a verb. It is the past tense or the past participle of "to invent".
The word 'invented' is the past participle, past tense of the verb to invent. The past participle of the verb also functions as an adjective.Examples:This device was invented by my grandfather. (verb)A recently invented version runs on solar power. (adjective)The noun forms of the verb to invent are inventor, invention, and the gerund, inventing.
The past participle of do is done. The past participle of have is had.
The past participle of am is been. Not does not have a past participle
What is the past participle of do
The past participle of have is had....:) I have had...
The past participle is had.
The past participle is willed.
The past participle is been.
The past participle is thought.
Being is the present participle. The past participle is been.
To isn't a verb and so doesn't have a past participle. The past participle of be is been.