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KIRCHNER & WILHELM

Overview
  • Total Patents
    38
About

KIRCHNER & WILHELM has a total of 38 patent applications. Its first patent ever was published in 1926. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets medical technology, measurement and machines are STA MED LLC, SINDERBY CHRISTER and PORTEX INC.

Patent filings in countries

World map showing KIRCHNER & WILHELMs patent filings in countries

Patent filings per year

Chart showing KIRCHNER & WILHELMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kirchner Hansjoerg 7
#2 Zanker Helmut 6
#3 Buehler Herbert 4
#4 Fassbender Nikolaus 3
#5 Kirchner Ulrich 2
#6 Kirchner Regina 2
#7 Schmid Walter 1
#8 Zanker H 1
#9 Rau Hans Joachim 1
#10 Ulrich Kirchner 1

Latest patents

Publication Filing date Title
EP0788764A1 Coupling means for an otoscope
EP0586833A1 Device for removal of cannulas
EP0402591A1 Stethoscope
EP0379010A1 Stethoscope
EP0368191A1 Injection device
EP0284946A1 Stethoscope
DE3721348A1 stethoscope
US4669572A Stethoscope
DE3605083A1 Adapter with funnel for breast pump
DE3602778A1 Vessel-occluding device
DE3511885A1 Percussion hammer
DE3419613A1 MOTHER MILK SUCTION DEVICE
DE3316758A1 VENARY CONTAINER
DE3215277A1 Stethoscope
DE3127526A1 "STETHOSCOPE"
DE2840475A1 Blood pressure measuring instrument - has vent valve control worked equally well by either hand
DE2822194A1 Electronic medical stethoscope assembly - has amplifier circuit with electronic filter suppressing extraneous noise
DE2319591A1 Surgical needle roller - mounted releasably in holder for quick sterilising
DE1566106A1 Double stethoscope
DE1491766A1 Piston syringe for exchangeable ampoules