Inventor · disambiguated record

David B. Speer

Also filed as: SPEER DAVID B

2 granted patents·146 citations·filing 1987–2003

68Inventor score

Technology areasF16B Y10S

Files withILLINOIS TOOL WORKS2

Top patents by PatentIndex Score

2 records

0194US4759672AFastener head with stabilizing ringILLINOIS TOOL WORKS·Filed 1987·Granted Jul 26, 1988·125 cites·6 claims
0265US6872042B2Knurled fastener with cutting edges and removable headILLINOIS TOOL WORKS·Filed 2003·Granted Mar 29, 2005·21 cites·6 claims

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →