Inventor · disambiguated record

Hans-Johann Kemmer

Also filed as: KEMMER HANS · KEMMER HANS JOHANN

4 granted patents·1 pending application·52 citations·filing 1986–2014

77Inventor score

Technology areasH05B C01B C21C F27B

Files withALD VACUUM TECHN GMBH2 LEYBOLD DURFERRIT GMBH2 LEYBOLD HERAEUS GMBH & CO KG1

Top patents by PatentIndex Score

5 records

0162US4658404AInduction furnace with a furnace bottom and a lidLEYBOLD HERAEUS GMBH & CO KG·Filed 1986·Granted Apr 14, 1987·19 cites·15 claims
0255US5271033AInduction furnace for melting and casting substances in a nonreactive atmosphereLEYBOLD DURFERRIT GMBH·Filed 1992·Granted Dec 14, 1993·18 cites·10 claims
0342US5826322AProcess and apparatus for the production of particles from castings which have solidified in an oriented mannerALD VACUUM TECHN GMBH·Filed 1996·Granted Oct 27, 1998·9 cites·25 claims
0441US2016312322A1Device and method for treating metallic materialsALD VACUUM TECHN GMBH·Filed 2014·Application pending·0 cites
0539US5425047AClosed induction furnace with a tilting apparatusLEYBOLD DURFERRIT GMBH·Filed 1993·Granted Jun 13, 1995·6 cites·7 claims

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