Michael Williams — 10 Patents at Pfizer

Michael Williams has been granted 10 US patents while listed as an inventor at Pfizer. The first was granted in 1988 and the most recent in September 2025. Michael Williams ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Michael Williams in Knivsta, MA, SE.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12416634	SNAP-25 reporter constructs and methods of using the same	Anh-Tri DO, Robert FREDRIKSSON, Helgi B. Schiöth, Jorgen Jonsson, Emilia LEKHOLM	2025-09-16
11149039	Process for preparing spiro derivatives	Gerard M. P. Giblin, David T. MacPherson, Osama Suleiman, David R. Witty, Thierry Bonnaud +1 more	2021-10-19
11045390	Systems and methods for delivery of a therapeutic agent	Howard L. GOLUB, Anuj Chauhan	2021-06-29
10421716	Process for preparing alpha-carboxamide pyrrolidine derivatives	David T. MacPherson, David R. Witty, Gerard M. P. Giblin, Donald G. Walker, William F. Kiesman +1 more	2019-09-24
5463126	Process for preparing sertraline	—	1995-10-31	$97,562,000
5442116	Process for preparing sertraline intermediates	Willard M. Welch, Jr.	1995-08-15	$22,385,000
5192800	Glutaramide diuretic agents	Ian T. Barnish, John C. Danilewicz, Keith James, Gillian Mary Samuels, Nicholas K. Terrett +1 more	1993-03-09	$25,629,000
5030654	Glutaramide diuretic agents	Ian T. Barnish, John C. Danilewicz, Keith James, Gillian Mary Samuels, Nicholas K. Terrett +1 more	1991-07-09	$47,617,000
4839104	Process for preparing sertraline intermediates	George J. Quallich	1989-06-13	$14,544,000
4777288	Process for preparing a 4,4-diphenylbutanoic acid derivative	George J. Quallich	1988-10-11	$20,233,000

Michael Williams — 10 Patents

Issued Patents All Time

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