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

Elco Co. — 27 Patents

Rank (All Time): #22,103 of 105,732Top 25%
31 inventors
27 Patents All Time

Patents per Year

Patents granted per year, 1982 to 2023Bar chart with a peak of 4 patents in 1993.peak 41982: 1 patents19821983: 1 patents1984: 1 patents19841985: 3 patents1988: 1 patents19881989: 1 patents1990: 3 patents19901992: 3 patents1993: 4 patents19931994: 3 patents1995: 1 patents19951996: 1 patents1997: 3 patents19972023: 1 patents2023

Top Inventors at Elco Co. All Time

Showing 1–31 of 31 inventors

RankNamePatents
1 Frank C. Youngfleish 4
1 Gerald D. Burt 4
1 Randolph A. McDonald 4
#4 Steven Feldman 3
#5 Donald W. McClune 2
#5 John J. Ashman 2
#5 John D Tillotson, Jr. 2
#8 Toshimichi Machino 1
#8 Randy Hendrich 1
#8 David C. Jenkins 1
#8 Frederic A. Litt 1
#8 Hiroshi Ikesugi 1
#8 Hiroki Maeda 1
#8 Hiroshi Sasaki 1
#8 Hiroshi Yagi 1
#8 James W. Cassarly 1
#8 Jon Wigby 1
#8 Masahiro Kadosaki 1
#8 Masami Yanai 1
#8 Michiru Sasaki 1
#8 Naoki Hayashi 1
#8 Philip S. Korosec 1
#8 Roger W. Byczek 1
#8 Robert E. Marshall 1
#8 Robert W. Rollings 1
#8 Saiji Oda 1
#8 Seiji Oda 1
#8 Takahito Yoshizawa 1
#8 William Brannen 1
#8 Thomas R. Czernicki 1
#8 Kihachirou Toubo 1