Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Prometron Technics — 6 Patents

Rank (All Time): #84,412 of 105,917Top 80%
14 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 1991 to 2014Bar chart with a peak of 2 patents in 1999.peak 21991: 1 patents19911998: 1 patents19981999: 2 patents19992003: 1 patents20032014: 1 patents2014

Top Inventors at Prometron Technics All Time

Showing 1–14 of 14 inventors

RankNamePatents
1 Shuji Tada 5
2 Hirokuni Matsuda 3
3 Jun Aoki 2
#4 Hitoshi Kumata 1
#4 Hideki Nakamori 1
#4 Ichiro Suzuki 1
#4 Kenji Katagiri 1
#4 Ken Uno 1
#4 Shinichi Nakazawa 1
#4 Takuo Fujino 1
#4 Takayuki Nakamura 1
#4 Teruo Henmi 1
#4 Tokuyoshi Kawai 1
#4 Toshiaki Ubukata 1