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

Photogenesis — 10 Patents

Rank (All Time): #54,763 of 105,732Top 55%
7 inventors
10 Patents All Time

Patents per Year

Patents granted per year, 1998 to 2007Bar chart with a peak of 2 patents in 1999.peak 21998: 1 patents19981999: 2 patents19992000: 2 patents20002001: 1 patents20012003: 2 patents20032005: 1 patents20052007: 1 patents2007

Top Inventors at Photogenesis All Time

Showing 1–7 of 7 inventors

RankNamePatents
1 Stephen Hughes 4
2 John L. Giungo 3
3 Daniel Levy 1
3 Daniel B. Schein 1
3 Harrihar A. Pershadsingh 1
3 Henry J. Kaplan 1
3 Yao Dong Liu 1