MK

Masanao Kawana

FU Fujifilm: 21 patents #375 of 4,519Top 9%
FU Fujinon: 6 patents #43 of 339Top 15%
Overall (All Time): #142,064 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12292554 Zoom lens and imaging apparatus Daiki Komatsu, Motoari Ota, Takuya Tanaka 2025-05-06
12282143 Zoom lens and imaging apparatus Masaru Yonezawa, Shinkichi Ikeda, Takashi KUNUGISE 2025-04-22
11933952 Zoom lens and imaging apparatus 2024-03-19
11378790 Zoom lens and imaging apparatus Takuya Tanaka, Yasutaka SHIMADA 2022-07-05
11294158 Zoom lens and imaging apparatus Yasutaka SHIMADA, Takuya Tanaka 2022-04-05
11194156 Head-up display device 2021-12-07
10481394 Head up display apparatus 2019-11-19
10345585 Head-up display device 2019-07-09
10048496 Head up display apparatus Tomoyuki Baba 2018-08-14
9739985 Projection lens and projection display apparatus Tomoyuki Baba, Yukiko Nagatoshi, Masaru Amano, Akiko Nagahara 2017-08-22
9557538 Projection zoom lens and projection type display device Masaru Amano, Yukiko Nagatoshi 2017-01-31
9541743 Projection zoom lens and projection type display device Masaru Amano, Yukiko Nagatoshi 2017-01-10
9454070 Projection optical system and projection-type display apparatus Tomoyuki Baba, Masaru Amano, Takeshi Kamiya 2016-09-27
9442358 Projection optical system and projection-type display apparatus Tomoyuki Baba, Masaru Amano, Takeshi Kamiya 2016-09-13
9405108 Projection zoom lens and projection type display device Masaru Amano, Yukiko Nagatoshi 2016-08-02
9323033 Zoom lens and imaging apparatus 2016-04-26
9285572 Zoom lens and imaging device 2016-03-15
9195037 Projection display apparatus 2015-11-24
9170408 Zoom lens having four lens groups and imaging device using same 2015-10-27
9122043 Projection zoom lens and projection type display device 2015-09-01
8081391 Zoom lens for projection and projection-type display apparatus 2011-12-20
7965449 Projection lens system and projection type display apparatus using the same 2011-06-21
7733576 Two-group zoom projection lens and projection display 2010-06-08
7706079 Projection zoom lens system and projection type display apparatus 2010-04-27
7532410 Projecting zoom lens and projection type display device 2009-05-12