Inventor · disambiguated record

James F. Chapel

Also filed as: CHAPEL JAMES F · CHAPEL JAMES FREDERICK

2 granted patents·120 citations·filing 1974–1975

68Inventor score

Technology areasA61M B01D

Files withCHAPEL JAMES FREDERICK2

Top patents by PatentIndex Score

2 records

0188US3941573AApparatus for removing anesthetic gasesCHAPEL JAMES FREDERICK·Filed 1974·Granted Mar 2, 1976·84 cites·11 claims
0243US4128407ASterile oxygen system and replaceable filter thereforeCHAPEL JAMES FREDERICK·Filed 1975·Granted Dec 5, 1978·36 cites·21 claims

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