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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RD

Roger W. Davies — 4 Patents

ALAllelix: 1 patents #3 of 21Top 15%
GIGist-Brocades: 1 patents #40 of 93Top 45%
GNGist-Brocades N.V.: 1 patents #98 of 275Top 40%
Limehouse, CA: #3 of 8 inventorsTop 40%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Roger W. Davies has been granted 4 US patents while listed as an inventor at Allelix. The first was granted in 1989 and the most recent in March 1998. Roger W. Davies ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Roger W. Davies in Limehouse, ON, CA.

Patents per Year

Patents granted per year, 1989 to 1998Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891993: 1 patents19931996: 1 patents19961998: 1 patents1998

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5728547 Vectors for use in filamentous fungi David I. Gwynne, Francis Buxton, Mark H. Pickett, Claudio Scazzocchio 1998-03-17
5503991 Vectors for use in filamentous fungi David I. Gwynne, Francis Buxton, Mark H. Pickett, Claudio Scazzocchio 1996-04-02
5198345 Vectors in use in filamentous fungi David I. Gwynne, Francis Buxton, Mark H. Pickett, Claudio Scazzocchio 1993-03-30
4885249 Aspergillus niger transformation system Franics P. Buxton, David I. Gwynne 1989-12-05