William Smith — 11 Patents at Olin

William Smith has been granted 11 US patents while listed as an inventor at Olin. The first was granted in 1984 and the most recent in October 2025. William Smith ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list William Smith in Cupertino, CA, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12457207	Systems and methods for phone number certification and verification	Benjamin Montgomery	2025-10-28
6231047	Brush seal	Matthew D. Cunningham, Robert Menendez, James A. Henderson, Chih-yuan Shia, William J. Casey	2001-05-15
6176323	Drilling systems with sensors for determining properties of drilling fluid downhole	John B. Weirich, Ronald G. Bland, Volker Krueger, John W. Harrell, Hatem Nasr +1 more	2001-01-23	$51,627,000
4995231	Performance arcjet thruster	Richard D. Smith, Steve Knowles, R. J. Cassady, Mark A. Simon	1991-02-26	$5,438,000
4926632	Performance arcjet thruster	Richard D. Smith, Steve Knowles, R. J. Cassady, Mark A. Simon	1990-05-22	$1,504,000
4907407	Lifetime arcjet thruster	Mark A. Simon, Steve Knowles	1990-03-13	$1,545,000
4882465	Arcjet thruster with improved arc attachment for enhancement of efficiency	Steven C. Knowles	1989-11-21	$1,091,000
4866929	Hybrid electrothermal/electromagnetic arcjet thruster and thrust-producing method	Steve Knowles	1989-09-19	$1,823,000
4813025	Safety alert and locating system	David B. Rowland	1989-03-14
4800716	Efficiency arcjet thruster with controlled arc startup and steady state attachment	Steven C. Knowles	1989-01-31	$3,459,000
4480966	Apparatus for converting the surface motion of a liquid body into usable power	—	1984-11-06

William Smith — 11 Patents

Issued Patents All Time

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