Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Centigram Communications — 8 Patents

Rank (All Time): #68,568 of 105,732Top 65%
10 inventors
8 Patents All Time

Patents per Year

Patents granted per year, 1994 to 2002Bar chart with a peak of 2 patents in 1997.peak 21994: 1 patents19941996: 1 patents19961997: 2 patents19971998: 2 patents19981999: 1 patents19992002: 1 patents2002

Top Inventors at Centigram Communications All Time

Showing 1–10 of 10 inventors

RankNamePatents
1 Roberto Irribarren 3
2 Todd M. Fitch 2
3 Sandra F. Disner 1
3 Bathsheba J. Malsheen 1
3 Chris Koverman 1
3 Gabriel F. Groner 1
3 Jingsong Cai 1
3 Philip D. Olson 1
3 Raman K. Sud 1
3 Thomas Hill 1