KM

Kei Maruyama

NO Nof: 8 patents #23 of 561Top 5%
KS Kyocera Document Solutions: 6 patents #570 of 1,545Top 40%
KM Kyocera Mita: 2 patents #289 of 763Top 40%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
OU Ochanomizu University: 1 patents #5 of 20Top 25%
SU Saitama Medical University: 1 patents #28 of 70Top 40%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
Overall (All Time): #271,562 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11319177 Sensor unit and image forming apparatus therewith 2022-05-03
11142009 Cleaning device and ink jet recording apparatus 2021-10-12
11041038 Water repellent composition Yuuki Yamamoto, Norimasa Uesugi, Ikuo Yamamoto, Mitsuhiro Fukushima, Muneaki Iizuka 2021-06-22
10413559 Method for treating demyelinating disease Kimiko Murofushi, Mari Gotoh, Keisuke Yoshikawa, Shinji Yamamoto 2019-09-17
10035675 Solenoid device and image forming apparatus therewith 2018-07-31
9996043 Image forming apparatus and method for control of suction of air passed through fixing unit 2018-06-12
9268287 Sheet feed device and image forming apparatus Yoshiyuki Asakawa 2016-02-23
9199811 Sheet conveying device and image forming apparatus including the sheet conveying device 2015-12-01
9193654 Cosmetic bases and cosmetics containing the same Yoji Tezuka 2015-11-24
8518994 Arginine derivative and cosmetic containing the same Kazuaki Wakita, Susumu Tanaka 2013-08-27
8232321 Alkylene oxide derivative and skin external preparation containing the same Takashi Ohmori, Akira Ishikubo, Yuki Sugiyama, Yuko Matsui, Tomoyuki Kawasoe +2 more 2012-07-31
7684739 Toner transport apparatus and image forming apparatus 2010-03-23
7613416 Toner container with grippable recesses and image forming apparatus having such a toner container Takashi Tamura 2009-11-03
6455639 Oxirane derivative and process for the preparation thereof Tohru Yasukohchi, Kouzoh Sanchika, Chika Itoh 2002-09-24
5872191 Process for producing a polyoxyalkylene derivatives substituted with succinimidyl group Kouzoh Sanchika, Tohru Yasukohchi, Syunsuke Ohhashi 1999-02-16
5840973 Process for producing a polyoxyalkylenecarboxylic acid Tohru Yasukohchi, Tsunekatsu Maruyama 1998-11-24
5767284 Process for producing a polyoxyalkylene derivative substituted with succinimidyl group Kouzoh Sanchika, Tohru Yasukohchi, Syunsuke Ohhashi 1998-06-16