Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KT

Kei Tomatsu

Sony: 17 patents #2,459 of 25,231Top 10%
Canon: 3 patents #11,241 of 19,416Top 60%
Overall (All Time): #266,193 of 4,157,543Top 7%
17 Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12396634 Medical observation device, observation device, observation method, and adapter Yohei Kuroda, Shinji Katsuki, YUGO KATSUKI, Daisuke Nagao 2025-08-26
12070183 Medical observation system, image processing method, and program 2024-08-27
11921280 Photoelectric composite module, camera head, and endoscopic device 2024-03-05
11910133 Endoscope image-capturing device and endoscope device 2024-02-20
11611725 Endoscope image-capturing device and endoscope device 2023-03-21
11070772 Endoscope image-capturing device and endoscope device 2021-07-20
11036041 Photoelectric composite module, camera head, and endoscopic device 2021-06-15
10842356 Optical connector and medical equipment Masahiro Hagihara, Kenji Sakamoto 2020-11-24
10470644 Optical connector and medical equipment Masahiro Hagihara, Kenji Sakamoto 2019-11-12
9833127 Wire connection device, camera head and endoscopic device Taichi Hirano, Akira Matsuda 2017-12-05
9810898 Photoelectric composite module, camera head, and endoscopic device 2017-11-07
8692921 Imaging apparatus and display apparatus capable of changing the angle of a display unit Keita Nakagawa, Toshiaki Ueda 2014-04-08
8144244 Imaging device Masato Yamaguchi 2012-03-27
7729610 Imaging apparatus and light shielding member 2010-06-01
7458738 Image-taking apparatus 2008-12-02
7413356 Image-taking apparatus 2008-08-19
7338220 Image-taking apparatus 2008-03-04