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

Ist — 1 Patent in 2021

Rank (2021): #26,073 of 31,506Top 85%
2 inventors
1 Patents 2021

Top Inventors at Ist 2021

Showing 1–2 of 2 inventors

RankNamePatents
1 Kazuki Tsujikawa 1
1 Masaaki Kashiwa 1