WL

William Long

SA Sumitomo Machinery Corp. Of America: 3 patents #3 of 5Top 60%
KH Kennecott Holdings: 1 patents #46 of 138Top 35%
PA Pangborn: 1 patents #3 of 14Top 25%
📍 Hagerstown, MD: #28 of 223 inventorsTop 15%
🗺 Maryland: #6,535 of 35,612 inventorsTop 20%
Overall (All Time): #1,047,247 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D447489 Gear housing assembly Gerhard Antony, Arthur Pantelides 2001-09-04
D447148 Gear housing assembly Gerhard Antony, Arthur Pantelides, Akira Yamamoto 2001-08-28
D431572 Gear housing Gerhard Antony, Arthur Pantelides 2000-10-03
4875309 Disc cleaner 1989-10-24
4326744 Work hook device 1982-04-27