KO

Keiji Okada

MC Mitsui Chemicals: 30 patents #7 of 2,279Top 1%
MI Mitsui Petrochemical Industries: 16 patents #19 of 1,024Top 2%
OL Olympus: 10 patents #461 of 3,097Top 15%
MC Murata Manufacturing Co.: 9 patents #868 of 5,295Top 20%
OI Olympus Imaging: 7 patents #43 of 341Top 15%
Nissan Motor Co.: 7 patents #1,071 of 8,689Top 15%
TL The Lubrizol: 6 patents #120 of 659Top 20%
NC Nippon Pillar Packing Co.: 4 patents #45 of 218Top 25%
SN Sumitomo Eaton Nova: 3 patents #6 of 23Top 30%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
MC Maruho Hatsujyo Kogyo Co.: 2 patents #2 of 17Top 15%
SA Sen Corporation, An Shi And Axcelis: 2 patents #7 of 25Top 30%
TK Terumo Kabushiki Kaisha: 2 patents #599 of 1,558Top 40%
NO Nok: 1 patents #382 of 725Top 55%
NU National University Corporation, Iwate University: 1 patents #30 of 99Top 35%
MF Mitsubishi-Kagaku Foods: 1 patents #8 of 17Top 50%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
OS Om Digital Solutions: 1 patents #4 of 16Top 25%
SC Sanei Kasei Co.: 1 patents #5 of 11Top 50%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
SC Sumitomo Heavy Industries Ion Technology Co.: 1 patents #35 of 61Top 60%
BC Bandai Co.: 1 patents #89 of 210Top 45%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #14,504 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 1–25 of 100 patents

Patent #TitleCo-InventorsDate
12431869 Acoustic wave filter and composite filter device 2025-09-30
12107566 Acoustic wave filter 2024-10-01
11863158 Acoustic wave resonator and multiplexer Noriyoshi OTA, Akira MICHIGAMI 2024-01-02
11321618 Learning device, image pickup apparatus, image processing device, learning method, non-transient computer-readable recording medium for recording learning program, display control method and inference model manufacturing method Osamu Nonaka, Kazuhiko Osa, Yoichi Yoshida, Hirokazu Nozaki, Masahiro Fujimoto +3 more 2022-05-03
11322770 Solid oxide fuel cell Keiji Ichihara 2022-05-03
11277116 Multiplexer 2022-03-15
10798291 Task-assistance control apparatus and task image control apparatus Koji Sakai, Reisuke Osada, Mariko Ushio 2020-10-06
10566641 Fuel cell system and control method for controlling moisture content of fuel Kentarou Yajima 2020-02-18
10554895 Information processing apparatus Hideaki Yoshida, Hisayuki Harada, Toshikazu Hayashi, Osamu Nonaka, Yuichi Tsuchimochi 2020-02-04
10506151 Information acquisition apparatus Hideaki Yoshida, Hisayuki Harada, Toshikazu Hayashi, Yuichi Tsuchimochi, Osamu Nonaka 2019-12-10
10469055 Filter device including longitudinally coupled resonator elastic wave filter and elastic wave resonator Hideki IWAMOTO, Yuichi Takamine, Tsutomu Takai 2019-11-05
10447240 Elastic wave device and filter device Takashi Yamane, Hideki IWAMOTO, Syunsuke KIDO, Masanori Otagawa, Ippei Hatsuda +1 more 2019-10-15
10171061 Elastic wave device Hideki IWAMOTO, Yuichi Takamine, Tsutomu Takai 2019-01-01
9854158 Image adjusting apparatus Sachie Yamamoto, Satoshi Miyazaki, Takeshi Kawawa, Naoki Fujii 2017-12-26
D796584 Medal toy Yuzo Shimomura 2017-09-05
9748923 Elastic wave device and manufacturing method for same Hajime Kando, Syunsuke KIDO, Munehisa WATANABE 2017-08-29
D795278 Digital camera display screen with transitional graphical user interface Sachie Yamamoto 2017-08-22
9666413 Ion implantation apparatus and control method for ion implantation apparatus Yoshito Fujii, Tetsuya Kudo, Shinji Ebisu, Suguru Hirokawa 2017-05-30
D783660 Digital camera display screen with transitional graphical user interface Sachie Yamamoto 2017-04-11
9603827 Method for preventing and/or treating hairy wart disease Yasushi Sekiyama 2017-03-28
9392177 Image processing device, imaging device and image processing method capable of adjusting color of an image Shinya Takasumi, Hirozumi ARAI, Izumi Sakuma, Maki Kawakami, Kensei Ito 2016-07-12
D751101 Digital camera display screen with transitional graphical user interface Kensei Ito, Maki Kawakami 2016-03-08
9276558 Surface acoustic wave device including a confinement layer Hajime Kando 2016-03-01
9118835 Imaging device having a display section, and imaging method therefor Izumi Sakuma, Maki Kawakami, Kensei Ito, Shinya Takasumi, Hirozumi ARAI 2015-08-25
8974983 Electrical conductive member and polymer electrolyte fuel cell using the same Tomokatsu Himeno, Atsushi Miyazawa, Motoki Yaginuma, Keisuke Yamamoto, Tsutomu Yamazaki +2 more 2015-03-10