Leonard Edward Hoegler

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Featured researches published by Leonard Edward Hoegler.

Archive | 1983

High efficiency tubular heat lamps

Leonard Edward Hoegler; Lee Walter Otto

Archive | 2001

Reduced voltage and time delay to eliminate filament hot shock

Edward J. Collins; Leonard Edward Hoegler; Laszio Viktor Lieszkovszky; Ludwig Skilskyj

Archive | 1989

Electric incandescent lamp and method of manufacture therefor

Leonard Edward Hoegler; Gerald Allan Johnson; Diana Marie Essock; Kent K. Kipling

Archive | 1995

Lamp having silica protective coating

Thomas Gene Parham; Leonard Edward Hoegler; Pamela Kay Whitman

Archive | 1992

Lamp having boron nitride reflective coating

Leonard Edward Hoegler

Archive | 1988

Radiant energy incandescent lamp

Frederic F. Ahlgren; Rolf Sverre Bergman; John Martin Davenport; Richard Lowell Hansler; Robert G. Hantman; Leonard Edward Hoegler

Archive | 1993

Incandescent lamps having integrally supported filaments.

Leonard Edward Hoegler

Archive | 2009

HIGH EFFICIENCY GLASS HALOGEN LAMP WITH INTERFERENCE COATING

Ashfaqul Islam Chowdhury; Leonard Edward Hoegler; William Robert Wright

Archive | 2001

METHOD FOR ELIMINATING FILAMENT HOT SHOCK DUE TO VOLTAGE REDUCTION AND TIME DELAY

Edward J. Collins; Leonard Edward Hoegler; Laszlo Viktor Lieszkovszky; Ludwig Skilskyj; エドワード・ジェイ・コリンス; ラズロ・ビクトル・リースコブスキー; ルドウィグ・エヌ・スキルスキージ; レオナルド・エドワード・ホーグラー

Archive | 1995