Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Ricoh Company

Rank (All Time): #31 of 106,127Top 1%
9,820 inventors
28,312 Patents All Time

Top Inventors at Ricoh Company All Time

Showing 5,851–5,900 of 9,820 inventors

RankNamePatents
#5693 Hideki Sugiyama 2
#5693 Hiroshi Suito 2
#5693 Hironobu Suzuki 2
#5693 Hiroki Tajima 2
#5693 Hiroshi Takafuji 2
#5693 Hiromi Tamura 2
#5693 Hiroya Tokita 2
#5693 Hisashi Tomiyama 2
#5693 Hiroaki Tomoda 2
#5693 Hiroshi Toriya 2
#5693 Hiroki TSUBOUCHI 2
#5693 Hiroshi Udo 2
#5693 Hidenori Umeda 2
#5693 Hirotaka Unno 2
#5693 Hiroshi Wada 2
#5693 Hirohisa Yabe 2
#5693 Hiroshi Yanagawa 2
#5693 Hideki Yanagi 2
#5693 Hiroyuki Yanagisawa 2
#5693 Hidetosi Yano 2
#5693 Hideyuki Yasufuku 2
#5693 Hiroshi Yoshikawa 2
#5693 Hiromi Yoshikawa 2
#5693 Hiroshi Yoshimura 2
#5693 Hideo Yuh 2
#5693 Hideo Yuu 2
#5693 Hodaka WATANABE 2
#5693 Huaixin Xiong 2
#5693 Ichiro KATSUNOI 2
#5693 Ichiroh Katsunoi 2
#5693 Ichiro Kondoh 2
#5693 Ikuo Ohtomo 2
#5693 Ikuo Okumura 2
#5693 Ippei Matsumoto 2
#5693 Isokazu Furukawa 2
#5693 Ishio Shimashita 2
#5693 Iwao Mitsuki 2
#5693 Iwao Takahashi 2
#5693 Jack E. Greenbaum 2
#5693 James S. Hui 2
#5693 James Douglas Jungbauer, Jr. 2
#5693 James Wang 2
#5693 Jiro Koyama 2
#5693 Joshua F. Ensworth 2
#5693 Johnathan Hull 2
#5693 John F. Meixel 2
#5693 Johji Yahagi 2
#5693 Jonathan Zaremski 2
#5693 Jun ANDO 2
#5693 Junko Arita 2