KT

Kei Tohyama

Canon: 26 patents #2,250 of 19,416Top 15%
3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #142,406 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12411393 Electronic apparatus and accessory Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda, Yuhei Hattori +2 more 2025-09-09
12399417 Electronic apparatus and accessory Hiromi Hayasaki, Hiromichi Sakamoto, Takayuki Shu, Kouji Ikeda, Yuhei Hattori +2 more 2025-08-26
12399418 Electronic apparatus and accessory Kouji Ikeda, Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Yuhei Hattori +2 more 2025-08-26
12393102 Electronic apparatus and accessory Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda, Yuhei Hattori +2 more 2025-08-19
12347970 Shoe apparatus, accessory, accessory shoe apparatus, and electronic apparatus Yoshinobu Okano, Kenji Ishii, Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki +2 more 2025-07-01
12313956 Electronic apparatus and accessory Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda, Yuhei Hattori +2 more 2025-05-27
11886099 Electronic apparatus and accessory Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda, Yuhei Hattori +2 more 2024-01-30
11796898 Electronic apparatus and accessory Yuhei Hattori, Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda +2 more 2023-10-24
11696019 Accessory and electronic apparatus Sho Miyazaki 2023-07-04
10594918 Lighting device that is capable of connecting to electronic apparatus, and control method therefor 2020-03-17
9667866 Image pickup apparatus having GPS function and interval photographing function, and method of controlling the same 2017-05-30
9596363 Electronic apparatus capable of connecting to accessory device, method of controlling the same, storage medium, and accessory device 2017-03-14
9236905 Wireless communication system including frequency hopping electronic devices, and control method and storage medium therefor 2016-01-12
9043175 Electronic apparatus 2015-05-26
8768158 Image pickup apparatus, flash apparatus, and camera system Tatsuya Hanayama 2014-07-01
8417110 Image pickup apparatus capable of displaying a image representing an object brightness that can be set as a target exposure by exposure control, and method of controlling the same 2013-04-09
8264597 Image pickup apparatus that enables shooting with light emission device, and control method therefor 2012-09-11
7974795 Electronic apparatus 2011-07-05
7863864 Battery-powered apparatus, method of controlling the apparatus, program for implementing the method, and storage medium storing the program 2011-01-04
7813636 Imaging apparatus, camera system, and controlling method therefor 2010-10-12
7786700 Battery-powered apparatus, method of controlling the apparatus, program for implementing the method, and storage medium storing the program 2010-08-31
7471332 Imaging device having a capability of checking connection with a flash unit, flash unit having a capability of checking connection with an imaging device, and system including an imaging device and a flash unit and having a capability of checking connection between the imaging device and the flash unit 2008-12-30
7359632 Flash apparatus, image capture apparatus having a flash apparatus, and method of controlling a flash apparatus 2008-04-15
6831420 Light emitting system, transmitting apparatus for use in light emitting system, and receiving apparatus for use in light emitting system 2004-12-14
6055379 Flash device, camera, and camera system composed of flash device and camera body 2000-04-25