Inventor

KLEIN ERICH

DE28 patents

⚠️ This page may combine multiple inventors who share the name “KLEIN ERICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KLEIN ERICH

DRAGOCO GERBERDING CO GMBH

Bacteriostatic composition and method

Fixative for perfume compositions

Fixative for perfume compositions

Polysubstituted cyclopentene derivatives

1,1-Di(C1 -C6 -alkyl)-2-phenyl-ethane derivatives as perfuming ingredients

Glyceryl-tri-3,5,5-trimethylhexanoate protecting the skin therewith and cosmetic compositions therefore

Process for manufacturing alkyl-substituted β-resorcyclic acid esters

KONINKL PHILIPS ELECTRONICS NV

Apparatus having a housing which accommodates a sound transducer and which has a passage

Device including a built-in electroacoustic transducer for optimum speech reproduction

Apparatus for on-ear operation and off-ear operation with two sound reproduction transducers

Apparatus having an electroacoustic transducer mounted on a p.c. board with the aid of a holding means

Electroacoustic transducer having a moving coil and having movable holding elements for the connecting leads of the moving coil

Electroacoustic transducer having contact holding means for spring contacts for the electrical connection of the transducer

PHILIPS CORP

Electroacoustic transducer having axially extending corrugated supporting means for the diaphragm

Apparatus including an electroacoustic transducer having terminal contacts which extend in the direction of the transducer axis and including a printed circuit board having mating contacts

Electroacoustic transducer comprising a diaphragm having through portions for mounting a voice coil

Apparatus for operation in an on-ear mode and an off-ear mode

Electroacoustic transducer comprising spring contacts formed with at least one bend

Electroacoustic transducer comprising a closing member for closing the rear volume of the transducer

NXP BV

Membrane with a high resistance against buckling and/or crinkling

Communication device comprising sound-conveying means for two sound-producing modes

Electro-acoustic apparatus comprising an electro-acoustic transducer

Electroacoustic transducer with built in transducer circuit

QUEST INT

Solubilizing agents

Use of dibutyl malate as insect attractant

SOUND SOLUTIONS INT CO LTD

Electroacoustic transducer

Coil extension element

KLEIN ERICH

Loudspeaker with port comprising a particle filter