Inventor · disambiguated record

Robert R. Loomis

Also filed as: LOOMIS ROBERT R

2 granted patents·33 citations·filing 1990–1991

61Inventor score

Technology areasE05F F16J

Files withPFAUDLER CO INC2

Top patents by PatentIndex Score

2 records

0150US5038520AManway lift assistPFAUDLER CO INC·Filed 1990·Granted Aug 13, 1991·24 cites·5 claims
0233US5275501AQuick opening manhole cover assembly for use with virtually any shape manhole coverPFAUDLER CO INC·Filed 1991·Granted Jan 4, 1994·9 cites·14 claims

Join the waitlist — get patent alerts

Get an alert when Robert R. Loomis 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 →