Helmuth Graf — 2 Patents at E.P.B.

Helmuth Graf has been granted 2 US patents while listed as an inventor at E.P.B.. The first was granted in 2000 and the most recent in March 2002. Helmuth Graf ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Helmuth Graf in Balgach, CH.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6354151	Machine for pre-adjusting and balancing a tool-holder	Alain Freyermuth, Klaus-Peter Ohms	2002-03-12
6061917	Tool presetting device	—	2000-05-16

Helmuth Graf — 2 Patents

Issued Patents All Time

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