Inventor · disambiguated record
Fritz Lehmann
Also filed as: LEHMANN FRITZ
2 granted patents·1 pending application·80 citations·filing 1975–2005
67Inventor score
Top patents by PatentIndex Score
3 records- 0187US3971624AControllable electrochromic indicator device with ionic conducting intermediate layer and non-polarizable electrodesBBC BROWN BOVERI & CIE·Filed 1975·Granted Jul 27, 1976·54 cites·24 claims
- 0259US5245792AMachining center for grinding workpieces with complex shaped surfacesLIECHTI & CO AG MASCHF·Filed 1991·Granted Sep 21, 1993·26 cites·15 claims
- 0330US2005271488A1Machine tool for working ring-shaped workpiecesLIECHTI RALPH·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →