Inventor · disambiguated record
John E. Ortloff
Also filed as: ORTLOFF JOHN E
14 granted patents·739 citations·filing 1975–1986
95Inventor score
Top patents by PatentIndex Score
14 records- 0194US4225160ALow friction remotely operable clamp type pipe connectorEXXON PRODUCTION RESEARCH CO·Filed 1978·Granted Sep 30, 1980·83 cites·22 claims
- 0292US4604961AVessel mooring systemEXXON PRODUCTION RESEARCH CO·Filed 1984·Granted Aug 12, 1986·199 cites·36 claims
- 0392US4398487AFairing for elongated elementsEXXON PRODUCTION RESEARCH CO·Filed 1981·Granted Aug 16, 1983·147 cites·3 claims
- 0485US4602586AMotion decoupling mechanism for fluid swivel stackEXXON PRODUCTION RESEARCH CO·Filed 1984·Granted Jul 29, 1986·31 cites·17 claims
- 0585US4532879ACombination mooring systemEXXON PRODUCTION RESEARCH CO·Filed 1984·Granted Aug 6, 1985·30 cites·14 claims
- 0684US4493282ACombination mooring systemEXXON PRODUCTION RESEARCH CO·Filed 1983·Granted Jan 15, 1985·30 cites·15 claims
- 0781US4126336AMultiline swivelEXXON PRODUCTION RESEARCH CO·Filed 1976·Granted Nov 21, 1978·46 cites·4 claims
- 0876US4031919AArticulated riserEXXON PRODUCTION RESEARCH CO·Filed 1975·Granted Jun 28, 1977·42 cites·9 claims
- 0975US4529334AProduction riser assemblyEXXON PRODUCTION RESEARCH CO·Filed 1984·Granted Jul 16, 1985·44 cites·52 claims
- 1070US4402533AClamping mechanism for connecting members in end-to-end relationEXXON PRODUCTION RSEARCH CO·Filed 1981·Granted Sep 6, 1983·36 cites·6 claims
- 1161US4677930AApparatus for quick-release of a storage vessel from a riserEXXON PRODUCTION RESEARCH CO·Filed 1986·Granted Jul 7, 1987·18 cites·14 claims
- 1258US4391298AMultiline piggable fluid swivelEXXON PRODUCTION RESEARCH CO·Filed 1980·Granted Jul 5, 1983·15 cites·13 claims
- 1340US4311327AUniversal joint for multiple flowline systemEXXON PRODUCTION RESEARCH CO·Filed 1979·Granted Jan 19, 1982·13 cites·12 claims
- 1425US4362325ALimited angle piggable swivelEXXON PRODUCTION RESEARCH CO·Filed 1980·Granted Dec 7, 1982·5 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when John E. Ortloff files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →