Inventor · disambiguated record
William A. Chapman
Also filed as: CHAPMAN JR WILLIAM A · CHAPMAN WILLIAM A
5 granted patents·112 citations·filing 1982–1996
82Inventor score
Top patents by PatentIndex Score
5 records- 0178US5499885AApparatus for joining structural componentsFiled 1993·Granted Mar 19, 1996·51 cites·59 claims
- 0267US4450740ARotary envelope cutting apparatusWESTVACO CORP·Filed 1983·Granted May 29, 1984·22 cites·9 claims
- 0357US5847318AHand hole reinforcement assemblyFiled 1996·Granted Dec 8, 1998·24 cites·18 claims
- 0443US5408088AElectrostatically-focused image intensifier tube and method of makingLITTON SYSTEMS INC·Filed 1993·Granted Apr 18, 1995·7 cites·28 claims
- 0542US4429603ARotary envelope cutting methodWESTVACO CORP·Filed 1982·Granted Feb 7, 1984·8 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →