JY

Jumpei Yamaguchi

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Nakano, JP: #43 of 187 inventorsTop 25%
Overall (All Time): #795,890 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12117755 Control device, image forming apparatus, image forming method, and storage medium Kanji Ubukata, Koji Kiryu, Masashi Kasamai, Masahiro Ashikawa, Nagisa Nakamura 2024-10-15
11971675 Image forming apparatus in which rotational position of image bearer is controlled to reduce density unevenness Masashi Kasamai, Koji Kiryu, Masahiro Ashikawa, Kanji Ubukata, Nagisa Nakamura 2024-04-30
11803135 Transfer device and image forming apparatus including photoconductors, a belt, and primary transfer rollers Nagisa Nakamura, Koji Kiryu, Masahiro Ashikawa, Hiroaki Takagi, Masashi Kasamai +1 more 2023-10-31
11789383 Image forming apparatus Koji Kiryu, Masahiro Ashikawa, Masashi Kasamai, Kanji Ubukata, Nagisa Nakamura 2023-10-17
11163532 Solving multivariate quadratic problems using digital or quantum annealing Hart MONTGOMERY, Arnab Roy, Ryuichi Ohori, Toshiya Shimizu, Takeshi Shimoyama 2021-11-02
10250744 Call center system and voice recognition control method of the same Takashi Sugiyama, Yo Naka, Taketoshi Kurihana 2019-04-02