KK

Kazuhiko Kajiyama

Canon: 15 patents #4,433 of 19,416Top 25%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Tochigi, JP: #250 of 2,789 inventorsTop 9%
Overall (All Time): #281,600 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12326615 Optical system including negative lens and positive lens, imaging apparatus including the same, in-vehicle system including the same, and moving apparatus including the same Naoto Doujou 2025-06-10
12228708 Optical system including cemented lenses, imaging apparatus including the same, and moving apparatus including the same Naoto Doujou 2025-02-18
12196926 Optical system, image pickup apparatus, on-board system, and moving apparatus Naoto Doujou 2025-01-14
12044831 Optical system having cemented lens including negative lens, image pickup apparatus, in-vehicle system, and moving apparatus Naoto Doujou 2024-07-23
11520120 Optical system, and imaging apparatus and accessory apparatus including the same Tsubasa Nakamura 2022-12-06
11402727 Optical apparatus and imaging system including the same Tsubasa Nakamura 2022-08-02
10895724 Optical system having refracting surface and reflecting surface, and image capturing apparatus and projection apparatus including the same Koji Maezawa 2021-01-19
10209496 Zoom lens and image pickup apparatus including the same Takeyoshi Saiga, Masatsugu Nakano 2019-02-19
9535237 Zoom lens and image pickup apparatus including the same Takeyoshi Saiga, Masatsugu Nakano 2017-01-03
9110274 Catadioptric optical system and image-pickup apparatus having the same Masayuki Suzuki, Yuji Katashiba 2015-08-18
9019633 Catadioptric system and image pickup apparatus Yuji Katashiba, Masayuki Suzuki 2015-04-28
8284378 Illumination optical system and exposure apparatus Toshihiko Tsuji 2012-10-09
8149386 Illumination optical system, exposure apparatus using the same and device manufacturing method 2012-04-03
7714987 Exposure apparatus Toshihiko Tsuji 2010-05-11
7538856 Illumination optical system and exposure apparatus including the same Toshihiko Tsuji 2009-05-26
5615145 Semiconductor memory with ferroelectric capacitors Kan Takeuchi, Katsumi Matsuno, Osamu Nagashima, Masatoshi Hasegawa 1997-03-25