Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KI

Kenji Ishii

Canon: 6 patents #51 of 2,977Top 2%
KC Kyoraku Co.: 1 patents #5 of 25Top 20%
Mitsubishi Electric: 1 patents #535 of 1,971Top 30%
Ricoh Company: 1 patents #173 of 689Top 30%
📍 Yokohama, JP: #5 of 182 inventorsTop 3%
Overall (2025): #7,476 of 469,880Top 2%
9
Patents 2025

Issued Patents 2025

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12411393 Electronic apparatus and accessory Hiromichi Sakamoto, Kei Tohyama, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda +2 more 2025-09-09
12399417 Electronic apparatus and accessory Hiromi Hayasaki, Kei Tohyama, Hiromichi Sakamoto, Takayuki Shu, Kouji Ikeda +2 more 2025-08-26
12399418 Electronic apparatus and accessory Kouji Ikeda, Kei Tohyama, Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki +2 more 2025-08-26
12393102 Electronic apparatus and accessory Hiromichi Sakamoto, Kei Tohyama, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda +2 more 2025-08-19
12347970 Shoe apparatus, accessory, accessory shoe apparatus, and electronic apparatus Yoshinobu Okano, Hiromichi Sakamoto, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda +2 more 2025-07-01
12313956 Electronic apparatus and accessory Hiromichi Sakamoto, Kei Tohyama, Takayuki Shu, Hiromi Hayasaki, Kouji Ikeda +2 more 2025-05-27
12291907 Living hinge formed by compressed material Kazuo Waki, Sho Nakajima 2025-05-06
12282276 Image forming method and image forming apparatus Yohhei Watanabe, Kaori Hemmi 2025-04-22
12261624 Error correction coding apparatus and error correction decoding apparatus Hideo Yoshida, Tsuyoshi Yoshida, Yoshiaki Konishi 2025-03-25