Inventor · disambiguated record
Leif A. Kristiansen
Also filed as: KRISTIANSEN LEIF · KRISTIANSEN LEIF A
3 granted patents·68 citations·filing 1974–1985
72Inventor score
Top patents by PatentIndex Score
3 records- 0183US4308176ACatalyst and method for producing said catalystNORSK HYDRO AS·Filed 1980·Granted Dec 29, 1981·37 cites·6 claims
- 0271US4631266ACatalyst for conversion of methanolNORSK HYDRO AS·Filed 1985·Granted Dec 23, 1986·27 cites·4 claims
- 0329US3963944ADevice for converting an analogous signal into a pulse-length-modulated pulse seriesCEMO INSTR AB·Filed 1974·Granted Jun 15, 1976·4 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Leif A. Kristiansen 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 →