KK

Kenji Kojima

SE Seiko Epson: 45 patents #246 of 7,774Top 4%
KT Kabushiki Kaisha Toshiba: 15 patents #2,297 of 21,451Top 15%
CK Casio Keisanki: 13 patents #14 of 124Top 15%
Ricoh Company: 11 patents #2,054 of 9,818Top 25%
FU Fujifilm: 11 patents #816 of 4,519Top 20%
SU Subaru: 9 patents #77 of 1,436Top 6%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
MC Musashi Energy Solutions Co.: 5 patents #3 of 11Top 30%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
MI Mitutoyo: 4 patents #230 of 721Top 35%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
GC Gc: 3 patents #76 of 306Top 25%
JE Jm Energy: 3 patents #6 of 31Top 20%
JA Jatco: 3 patents #227 of 871Top 30%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Casio Computer Co.: 2 patents #935 of 1,970Top 50%
JS Jsr: 2 patents #443 of 1,137Top 40%
KL Kanebo, Limited: 2 patents #125 of 571Top 25%
KE Keyence: 2 patents #108 of 266Top 45%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
CC Capcom Co.: 1 patents #19 of 79Top 25%
IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
LC Laurel Bank Machines Co.: 1 patents #90 of 139Top 65%
Ford: 1 patents #9,341 of 17,473Top 55%
AE Amano Enzyme: 1 patents #54 of 118Top 50%
📍 Yokohama, JP: #50 of 480 inventorsTop 15%
Overall (All Time): #6,252 of 4,157,543Top 1%
149
Patents All Time

Issued Patents All Time

Showing 1–25 of 149 patents

Patent #TitleCo-InventorsDate
12416355 Power transmission device Katsunori Yamashita, Hirohisa Yukawa, Masahiro Kouya, Tomoo Ikeda, Akira Higashiyama +5 more 2025-09-16
12370820 Liquid ejecting device Tomonori Amari 2025-07-29
12300803 Doping system and doping method Masaya Naoi, Kazunari AITA 2025-05-13
12291046 Holding unit and liquid discharge device Katsumasa Tanaka, Takuya Ota, Hiroyuki Santo, Keita HANAWA 2025-05-06
12221591 Refrigeration cycle apparatus Kengo HIRATSUKA, Satoru Toyama, Manami NAKAMURA 2025-02-11
12218339 Method for manufacturing doped electrode and method for manufacturing power storage device Hirobumi Suzuki, Masaya Naoi, Nobuo Ando, Hiroki Yakushiji, Kazunari AITA +1 more 2025-02-04
12204326 Wiring unit, serial cascade connector system 2025-01-21
12100547 Power storage device, power storage device electrode, and a method for manufacturing said power storage device and power storage device electrode Kazunari AITA, Hiroki Yakushiji, Hirobumi Suzuki, Tomohiro Utaka, Masaya Naoi 2024-09-24
12095071 Electrode manufacturing system and electrode manufacturing method Hiroki Yakushiji, Masaya Naoi 2024-09-17
11811046 Method for manufacturing electrode Kazunari AITA, Masaya Naoi, Masahiro Yamamoto 2023-11-07
11752073 Dental gypsum powder Daizaburo MORI, Masatoshi YOSHINAGA 2023-09-12
11583376 Dental gypsum slurry Daizaburo MORI, Masatoshi YOSHINAGA, Kaori Watanabe, Tsukasa Kaneko 2023-02-21
11383534 Liquid ejecting device and transporting method of transporting belt Masaru Jingushi 2022-07-12
11207245 Composite for dental pattern resin Yoshie Nomura, Tatsuya FUJIMOTO 2021-12-28
11104235 Charging management system Hiroyuki Suzuki, Tsuyoshi Shimada, Norikazu Hosaka, Naoki Yamaguchi, Motohiro Takeuchi 2021-08-31
D927992 Watch case 2021-08-17
11059308 Liquid discharging apparatus and method for replacing discharging unit Masahiro Ido, Masaru Jingushi, Seigo Mizutani, Takahiro Kobayashi 2021-07-13
10620040 Photoelectric switch and sensor unit comprising a display control unit Choryon Oh 2020-04-14
10589538 Head unit and liquid discharging apparatus 2020-03-17
10543429 Recording medium whereupon game program is recorded, effect control method, and game device Yuki Noto, Wataru Hachisako, Yuji Higashiyama 2020-01-28
10464358 Liquid ejecting apparatus Kentaro TANABE, Takahiro Kobayashi 2019-11-05
10453064 Device security management apparatus, financial processing system, device security management method, and program 2019-10-22
10391797 Liquid ejecting apparatus Kentaro TANABE 2019-08-27
10391798 Liquid ejecting apparatus Kentaro TANABE 2019-08-27
10256049 Positive electrode for a lithium ion capacitor and lithium ion capacitor Norihiro Yamamoto 2019-04-09