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 6,101–6,150 of 9,820 inventors

RankNamePatents
#5693 Kunio Hakkaku 2
#5693 Kunihiro Kaneuchi 2
#5693 Kumiko Kitagawa 2
#5693 Kumar Kumarappan 2
#5693 Kunikazu OKAJIMA 2
#5693 Kyohei Hamada 2
#5693 Kyle P. Manning 2
#5693 Kyoya SAWADA 2
#5693 Kyosuke Suzuki 2
#5693 Kyuya Yakushi 2
#5693 Laszlo Kovacs 2
#5693 Leonid S. Grigoryan 2
#5693 Leonard Corning Lahey 2
#5693 Liang Liang 2
#5693 Lijun Zhao 2
#5693 Lonny Chu 2
#5693 Lucian Ioan Olariu 2
#5693 Luyun Qin 2
#5693 Masashi ADACHI 2
#5693 Masato Amano 2
#5693 Mary G. Cochran 2
#5693 Masayuki Doi 2
#5693 Makoto Endo 2
#5693 Masayuki Hirata 2
#5693 Masaru Hoshina 2
#5693 Masashi Hosomi 2
#5693 Masayuki Ishihara 2
#5693 Masaaki Ishiyama 2
#5693 Masashi Isoda 2
#5693 Masato Jinbo 2
#5693 Koji Doi 2
#5693 Masao Kaneko 2
#5693 Masaya Katoh 2
#5693 Masao Katoh 2
#5693 Masanori Kawakami 2
#5693 Masaru Kawamoto 2
#5693 Masaaki Kawamura 2
#5693 Masaaki Kawasaki 2
#5693 Manabu Kimura 2
#5693 Masahiro Kisono 2
#5693 Masao Kiyohara 2
#5693 Makoto Kobayashi 2
#5693 Masatoshi Kohra 2
#5693 Masami Koide 2
#5693 Makio Kondo 2
#5693 Masatoshi Kubokura 2
#5693 Masaki Kudoh 2
#5693 Masako Kunita 2
#5693 Makoto Kuronuma 2
#5693 Masayuki Kuzuwata 2