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Josef Hackforth — 2 Patents

HKHackforth Gmbh & Co. Kg: 2 patents #4 of 11Top 40%
Herne, DE: #78 of 216 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Josef Hackforth has been granted 2 US patents while listed as an inventor at Hackforth Gmbh & Co. Kg. The first was granted in 1981 and the most recent in September 1982. Josef Hackforth ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Josef Hackforth in Herne, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4347716 Flexible shaft coupling Jurgen Walter 1982-09-07
4277958 Flexible shaft coupling Jurgen Walter 1981-07-14

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