Inventor · name-matched record

FREIS RICHARD E

1 granted patent·26 citations·filing 1984–1984

43Inventor score
Technology areasD21C
Files withDIAMOND SHAMROCK CHEM1
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when FREIS RICHARD E files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: exact name match across USPTO filings. How scoring works →