Portrait of Michael Tweedle
Photo: National Academy of Inventors / credited photographer not identified in bookSource · NAI informational/editorial image; no open licence asserted
Medical & Dental

Michael Tweedle

ProHance (gadoteridol) MRI contrast agent

United StatesEvidence: high confidenceChecked July 2026

Extract only the official-book portrait on PDF page 32 at bbox [69.12, 492.56, 133.02, 582.56] after editorial rights review; copyright and other rights remain with NAI and any photographer.

Who is Michael Tweedle?

Michael Tweedle is an inventor associated with United States. Their documented work in medical & dental includes ProHance (gadoteridol) MRI contrast agent, the contribution at the center of this evidence-backed profile.

This record is limited to MRI contrast-agent systems. It is retained only as a physical technology/process rather than a field-only biography.

Known forProHance (gadoteridol) MRI contrast agent
FieldMedical & Dental
Associated withUnited States
Evidence reviewed3 sources
01

What did Michael Tweedle invent?

NAI 2023 Fellow; product boundary independently constrained for this physical-technology screen.

02

What did Michael Tweedle accomplish?

Ohio State’s record identifies Tweedle as author of the ProHance development account and documents US marketing from 1992, its commercial macrocyclic/nonionic status, and use in more than a million patients; his 2023 Radiology profile retains current emeritus identity.

03

What is known about Michael Tweedle today?

The official 2023 NAI Fellows Book, published May 2024, names Michael Tweedle as a Fellow; NAI rules state that deceased nominees are ineligible. The linked institutional profile is preserved for current identity verification.