WJ

William Thomas Johnson

ST Steelcase: 3 patents #288 of 809Top 40%
Overall (All Time): #1,384,247 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11553797 Seating arrangement James N. Ludwig, Nickolaus William Charles Deevers, Kurt R. Heidmann, Bruce M. Smith, Mark Spoelhof 2023-01-17
11259637 Seating arrangement James N. Ludwig, Nickolaus William Charles Deevers, Kurt R. Heidmann, Bruce M. Smith, Mark Spoelhof 2022-03-01
10194750 Seating arrangement James N. Ludwig, Nickolaus William Charles Deevers, Kurt R. Heidmann, Bruce M. Smith, Mark Spoelhof 2019-02-05