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

Yamamoto — 8 Patents

Rank (All Time): #66,861 of 105,732Top 65%
13 inventors
8 Patents All Time

Patents per Year

Patents granted per year, 1988 to 2015Bar chart with a peak of 2 patents in 2003.peak 21988: 1 patents19881989: 1 patents19891991: 1 patents19911993: 1 patents19932002: 1 patents20022003: 2 patents20032015: 1 patents2015

Top Inventors at Yamamoto All Time

Showing 1–13 of 13 inventors

RankNamePatents
1 Carmel Buttigieg 3
2 Fukuzo Yamamoto 1
2 Haruo Mori 1
2 Hisayoshi Yamamoto 1
2 Mitsuo Yamamoto 1
2 Shinichi Fujitani 1
2 Soichi Yamamoto 1
2 Takatsugu Tahara 1
2 Tadayuki Yamamoto 1
2 Toyojiro Masumoto 1
2 Toyoaki Ohashi 1
2 Tsuyoshi Yamamoto 1
2 Yoshiaki Aoya 1