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

Lignyte Co. — 12 Patents

Rank (All Time): #46,012 of 105,732Top 45%
24 inventors
12 Patents All Time

Patents per Year

Patents granted per year, 1991 to 2020Bar chart with a peak of 2 patents in 1991.peak 21991: 2 patents19911993: 1 patents19931994: 2 patents19942001: 1 patents20012007: 1 patents20072010: 1 patents20102011: 1 patents20112017: 2 patents20172020: 1 patents2020

Top Inventors at Lignyte Co. All Time

Showing 1–24 of 24 inventors

RankNamePatents
1 Isamu Ide 8
2 Tadashi Uragami 4
3 Hisato Higuchi 2
3 Masanobu Nishikawa 2
3 Sadao Maeda 2
3 Shigehisa Ishihara 2
3 Toru Seki 2
3 Yoshiaki Tanaka 2
#9 Aiichiro Tsukahara 1
#9 Fumihito Takeda 1
#9 Fumio Ueno 1
#9 Hideo Getto 1
#9 Hiroyasu Ogawa 1
#9 Junko Watanabe 1
#9 Katsunori Sugita 1
#9 Keizo Nishiyama 1
#9 Masaru Ozaki 1
#9 Satoshi Saito 1
#9 Shuichi Kawai 1
#9 Shinji Nishida 1
#9 Shinsuke Takeda 1
#9 Tatsuya Nakamura 1
#9 Tsunemori Yoshida 1
#9 Yoshihiro Endoh 1

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