Inventor · disambiguated record
Richard L. Weiher
Also filed as: HAGEMARK KJELL I · WEIHER RICHARD L
4 granted patents·317 citations·filing 1973–1984
82Inventor score
Files withMINNESOTA MINING & MFG4
Top patents by PatentIndex Score
4 records- 0194US4226910AEnergy control sheet having insulative propertiesMINNESOTA MINING & MFG·Filed 1979·Granted Oct 7, 1980·103 cites·12 claims
- 0293US4081764AZinc oxide light emitting diodeMINNESOTA MINING & MFG·Filed 1973·Granted Mar 28, 1978·145 cites·18 claims
- 0379US4586489ASemi-concentrating solar energy collectorMINNESOTA MINING & MFG·Filed 1984·Granted May 6, 1986·42 cites·13 claims
- 0476US4181627AHigh fluorescent efficiency zinc oxide crystals and method of making sameMINNESOTA MINING & MFG·Filed 1975·Granted Jan 1, 1980·27 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →