Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BC

Bernard D. Campbell

3M: 4 patents #3,441 of 11,543Top 30%
Grand Rapids, MI: #368 of 1,824 inventorsTop 25%
Michigan: #18,390 of 86,293 inventorsTop 25%
Overall (All Time): #1,053,408 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5852855 Disposable diaper with fastener Kirit C. Mody 1998-12-29
5639327 Disposable diaper with thermoplastic material anchored hook fastener portion Kirit C. Mody 1997-06-17
5100400 Disposable diaper with thermoplastic material anchored hook fastener portion Kirit C. Mody 1992-03-31
4910062 Sheet material used to form portions of fasteners Bradley D. Zinke, Susan K. Nestegard 1990-03-20
4631799 Combined motorizing and drilling machine 1986-12-30