Inventor · disambiguated record
Helmut Riegger
Also filed as: RIEGGER HELMUT
4 granted patents·64 citations·filing 1981–1981
78Inventor score
Files withBBC BROWN BOVERI & CIE4
Top patents by PatentIndex Score
4 records- 0177US4398969AShape-memory alloy based on copper, zinc and aluminum and process for preparing itBBC BROWN BOVERI & CIE·Filed 1981·Granted Aug 16, 1983·21 cites·12 claims
- 0271US4365996AMethod of producing a memory alloyBBC BROWN BOVERI & CIE·Filed 1981·Granted Dec 28, 1982·19 cites·9 claims
- 0364US4389250AMemory alloys based on copper or nickel solid solution alloys having oxide inclusionsBBC BROWN BOVERI & CIE·Filed 1981·Granted Jun 21, 1983·14 cites·8 claims
- 0449US4410488APowder metallurgical process for producing a copper-based shape-memory alloyBBC BROWN BOVERI & CIE·Filed 1981·Granted Oct 18, 1983·10 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →