Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Erich Roser — 10 Patents

UNUnknown: 5 patents #3,065 of 83,584Top 4%
MGMemminger Gmbh: 1 patents #5 of 6Top 85%
Markdorf, DE: #27 of 357 inventorsTop 8%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Erich Roser has been granted 10 US patents while listed as an inventor at Unknown. The first was granted in 1982 and the most recent in June 1995. Erich Roser ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Erich Roser in Markdorf, DE.

Patents per Year

Patents granted per year, 1982 to 1995Bar chart with a peak of 5 patents in 1987.peak 51982: 2 patents19821985: 1 patents19851986: 1 patents19861987: 5 patents19871995: 1 patents1995

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5423197 Yarn-delivery device for yarn-consuming textile machines 1995-06-13
4706476 Yarn supply apparatus for textile machines especially circular knitting machines Gustav Memminger, Falk Kuhn 1987-11-17
4687151 Textile yarn pull-off system Gustav Memminger 1987-08-18
4673139 Textile machinery yarn supply apparatus Gustav Memminger 1987-06-16
4669677 Yarn storage and delivery arrangement, particularly for textile machines Gustav Memminger 1987-06-02
4660783 Yarn brake, particularly for textile machines Gustav Memminger 1987-04-28
4574597 Yarn feeding apparatus, particularly for knitting machines Alfred Buck 1986-03-11
4515531 Swash ring driven diaphragm pump 1985-05-07
4349085 Oil lubrication system 1982-09-14
4325285 Compressed air motor 1982-04-20