Inventor · disambiguated record

James A. Britch

Also filed as: BRITCH JAMES A

2 granted patents·81 citations·filing 1975–1979

64Inventor score

Technology areasB63B E21B

Files withSTANDARD OIL CO INDIANA2

Top patents by PatentIndex Score

2 records

0187US3958633AFlapper-type subsurface safety valveSTANDARD OIL CO INDIANA·Filed 1975·Granted May 25, 1976·74 cites·4 claims
0237US4298218ALatching assembly for riser pipe spacersSTANDARD OIL CO INDIANA·Filed 1979·Granted Nov 3, 1981·7 cites·5 claims

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