For the Inventor, By the Inventor

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Cincinnati, OH, United States of America

Williamson Company

USPTO Granted Patents = 2

Forward Citations = 14

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5 inventors (with patents filed for the assignee):

Samuel A Ionna (1 out of 1 patent)

Steven Schneider (1 out of 1 patent)

John P Norton (1 out of 1 patent)

4. Stephen J Hussell (1 out of 1 patent)

5. William D Wilder (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 4871308 - Method and apparatus for heating a fluid stream (1989-10-03),

2. 4418943 - Duct fitting (1983-12-06),

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USPTO Data Jan 1 1976 - Jan 20 2026

2 Patents

#346 in Cincinnati, OH

#3,557 in Ohio

#92,911 in US

Cincinnati, OH, United States of America

Williamson Company

Forward Citations = 14

5 inventors:

Samuel A Ionna (1 out of 1 patent)

Steven Schneider (1 out of 1 patent)

John P Norton (1 out of 1 patent)

4. Stephen J Hussell (1 out of 1 patent)

5. William D Wilder (1 out of 1 patent)

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