Inventor · disambiguated record

Per I. Hellman

Also filed as: HELLMAN PER I · HELLMAN PER INGVAR

2 granted patents·37 citations·filing 1976–1986

63Inventor score

Technology areasC21D C22C

Files withKLOSTER SPEEDSTEEL AB1 STORA KOPPARBERGS BERGSLAGS AB1

Top patents by PatentIndex Score

2 records

0171US4011108ACutting tools and a process for the manufacture of such toolsSTORA KOPPARBERGS BERGSLAGS AB·Filed 1976·Granted Mar 8, 1977·23 cites·4 claims
0270US4780139ATool steelKLOSTER SPEEDSTEEL AB·Filed 1986·Granted Oct 25, 1988·14 cites·11 claims

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