Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Asahi Research — 7 Patents

Rank (All Time): #75,300 of 105,732Top 75%
6 inventors
7 Patents All Time

Patents per Year

Patents granted per year, 1989 to 2002Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891990: 1 patents19901992: 1 patents19921995: 1 patents19951996: 1 patents19961999: 1 patents19992002: 1 patents2002

Top Inventors at Asahi Research All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Masahiro Yamada 7
2 Junichi Iwasawa 2
2 Yuu Sasaki 2
#4 Hiroyuki Inagawa 1
#4 Hideo Yagi 1
#4 Kiichi Sandow 1

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